Merge remote-tracking branch 'origin/released'

* origin/released:
  Update following packages:

Conflicts:
	X11/Xwinsock.h
	apps/xhost/xhost.c
	libXaw/src/Vendor.c
	libXfont/include/X11/fonts/bdfint.h
	libXfont/src/fontfile/catalogue.c

1 files changed, 1327 insertions, 743 deletions

diff --git a/apps/xclock/configure b/apps/xclock/configure
index c7eb02c52..582ac9886 100644
--- a/apps/xclock/configure
+++ b/apps/xclock/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.68 for xclock 1.0.6.
+# Generated by GNU Autoconf 2.68 for xclock 1.0.7.
 #
 # Report bugs to <https://bugs.freedesktop.org/enter_bug.cgi?product=xorg>.
 #
@@ -561,8 +561,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='xclock'
 PACKAGE_TARNAME='xclock'
-PACKAGE_VERSION='1.0.6'
-PACKAGE_STRING='xclock 1.0.6'
+PACKAGE_VERSION='1.0.7'
+PACKAGE_STRING='xclock 1.0.7'
 PACKAGE_BUGREPORT='https://bugs.freedesktop.org/enter_bug.cgi?product=xorg'
 PACKAGE_URL=''
 
@@ -617,8 +617,6 @@ XCLOCK_LIBS
 XCLOCK_CFLAGS
 LTLIBICONV
 LIBICONV
-AM_BACKSLASH
-AM_DEFAULT_VERBOSITY
 MAN_SUBSTS
 XORG_MAN_PAGE
 ADMIN_MAN_DIR
@@ -654,6 +652,7 @@ CPP
 am__fastdepCC_FALSE
 am__fastdepCC_TRUE
 CCDEPMODE
+am__nodep
 AMDEPBACKSLASH
 AMDEP_FALSE
 AMDEP_TRUE
@@ -670,6 +669,10 @@ CC
 MAINT
 MAINTAINER_MODE_FALSE
 MAINTAINER_MODE_TRUE
+AM_BACKSLASH
+AM_DEFAULT_VERBOSITY
+AM_DEFAULT_V
+AM_V
 am__untar
 am__tar
 AMTAR
@@ -734,11 +737,11 @@ SHELL'
 ac_subst_files=''
 ac_user_opts='
 enable_option_checking
+enable_silent_rules
 enable_maintainer_mode
 enable_dependency_tracking
 enable_selective_werror
 enable_strict_compilation
-enable_silent_rules
 with_gnu_ld
 enable_rpath
 with_libiconv_prefix
@@ -1306,7 +1309,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures xclock 1.0.6 to adapt to many kinds of systems.
+\`configure' configures xclock 1.0.7 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1376,7 +1379,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of xclock 1.0.6:";;
+     short | recursive ) echo "Configuration of xclock 1.0.7:";;
    esac
   cat <<\_ACEOF
 
@@ -1384,18 +1387,21 @@ Optional Features:
   --disable-option-checking  ignore unrecognized --enable/--with options
   --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
   --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
-  --enable-maintainer-mode  enable make rules and dependencies not useful
-			  (and sometimes confusing) to the casual installer
-  --disable-dependency-tracking  speeds up one-time build
-  --enable-dependency-tracking   do not reject slow dependency extractors
+  --enable-silent-rules   less verbose build output (undo: "make V=1")
+  --disable-silent-rules  verbose build output (undo: "make V=0")
+  --enable-maintainer-mode
+                          enable make rules and dependencies not useful (and
+                          sometimes confusing) to the casual installer
+  --enable-dependency-tracking
+                          do not reject slow dependency extractors
+  --disable-dependency-tracking
+                          speeds up one-time build
   --disable-selective-werror
                           Turn off selective compiler errors. (default:
                           enabled)
   --enable-strict-compilation
                           Enable all warnings from compiler and make them
                           errors (default: disabled)
-  --enable-silent-rules          less verbose build output (undo: `make V=1')
-  --disable-silent-rules         verbose build output (undo: `make V=0')
   --disable-rpath         do not hardcode runtime library paths
 
 Optional Packages:
@@ -1498,7 +1504,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-xclock configure 1.0.6
+xclock configure 1.0.7
 generated by GNU Autoconf 2.68
 
 Copyright (C) 2010 Free Software Foundation, Inc.
@@ -1822,7 +1828,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by xclock $as_me 1.0.6, which was
+It was created by xclock $as_me 1.0.7, which was
 generated by GNU Autoconf 2.68.  Invocation command line was
 
   $ $0 $@
@@ -2170,7 +2176,7 @@ ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
-am__api_version='1.11'
+am__api_version='1.14'
 
 ac_aux_dir=
 for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
@@ -2296,9 +2302,6 @@ test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether build environment is sane" >&5
 $as_echo_n "checking whether build environment is sane... " >&6; }
-# Just in case
-sleep 1
-echo timestamp > conftest.file
 # Reject unsafe characters in $srcdir or the absolute working directory
 # name.  Accept space and tab only in the latter.
 am_lf='
@@ -2309,32 +2312,40 @@ case `pwd` in
 esac
 case $srcdir in
   *[\\\"\#\$\&\'\`$am_lf\ \	]*)
-    as_fn_error $? "unsafe srcdir value: \`$srcdir'" "$LINENO" 5;;
+    as_fn_error $? "unsafe srcdir value: '$srcdir'" "$LINENO" 5;;
 esac
 
-# Do `set' in a subshell so we don't clobber the current shell's
+# Do 'set' in a subshell so we don't clobber the current shell's
 # arguments.  Must try -L first in case configure is actually a
 # symlink; some systems play weird games with the mod time of symlinks
 # (eg FreeBSD returns the mod time of the symlink's containing
 # directory).
 if (
-   set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null`
-   if test "$*" = "X"; then
-      # -L didn't work.
-      set X `ls -t "$srcdir/configure" conftest.file`
-   fi
-   rm -f conftest.file
-   if test "$*" != "X $srcdir/configure conftest.file" \
-      && test "$*" != "X conftest.file $srcdir/configure"; then
-
-      # If neither matched, then we have a broken ls.  This can happen
-      # if, for instance, CONFIG_SHELL is bash and it inherits a
-      # broken ls alias from the environment.  This has actually
-      # happened.  Such a system could not be considered "sane".
-      as_fn_error $? "ls -t appears to fail.  Make sure there is not a broken
-alias in your environment" "$LINENO" 5
-   fi
-
+   am_has_slept=no
+   for am_try in 1 2; do
+     echo "timestamp, slept: $am_has_slept" > conftest.file
+     set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null`
+     if test "$*" = "X"; then
+	# -L didn't work.
+	set X `ls -t "$srcdir/configure" conftest.file`
+     fi
+     if test "$*" != "X $srcdir/configure conftest.file" \
+	&& test "$*" != "X conftest.file $srcdir/configure"; then
+
+	# If neither matched, then we have a broken ls.  This can happen
+	# if, for instance, CONFIG_SHELL is bash and it inherits a
+	# broken ls alias from the environment.  This has actually
+	# happened.  Such a system could not be considered "sane".
+	as_fn_error $? "ls -t appears to fail.  Make sure there is not a broken
+  alias in your environment" "$LINENO" 5
+     fi
+     if test "$2" = conftest.file || test $am_try -eq 2; then
+       break
+     fi
+     # Just in case.
+     sleep 1
+     am_has_slept=yes
+   done
    test "$2" = conftest.file
    )
 then
@@ -2346,6 +2357,16 @@ Check your system clock" "$LINENO" 5
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
+# If we didn't sleep, we still need to ensure time stamps of config.status and
+# generated files are strictly newer.
+am_sleep_pid=
+if grep 'slept: no' conftest.file >/dev/null 2>&1; then
+  ( sleep 1 ) &
+  am_sleep_pid=$!
+fi
+
+rm -f conftest.file
+
 test "$program_prefix" != NONE &&
   program_transform_name="s&^&$program_prefix&;$program_transform_name"
 # Use a double $ so make ignores it.
@@ -2368,12 +2389,12 @@ if test x"${MISSING+set}" != xset; then
   esac
 fi
 # Use eval to expand $SHELL
-if eval "$MISSING --run true"; then
-  am_missing_run="$MISSING --run "
+if eval "$MISSING --is-lightweight"; then
+  am_missing_run="$MISSING "
 else
   am_missing_run=
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \`missing' script is too old or missing" >&5
-$as_echo "$as_me: WARNING: \`missing' script is too old or missing" >&2;}
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: 'missing' script is too old or missing" >&5
+$as_echo "$as_me: WARNING: 'missing' script is too old or missing" >&2;}
 fi
 
 if test x"${install_sh}" != xset; then
@@ -2385,10 +2406,10 @@ if test x"${install_sh}" != xset; then
   esac
 fi
 
-# Installed binaries are usually stripped using `strip' when the user
-# run `make install-strip'.  However `strip' might not be the right
+# Installed binaries are usually stripped using 'strip' when the user
+# run "make install-strip".  However 'strip' might not be the right
 # tool to use in cross-compilation environments, therefore Automake
-# will honor the `STRIP' environment variable to overrule this program.
+# will honor the 'STRIP' environment variable to overrule this program.
 if test "$cross_compiling" != no; then
   if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}strip", so it can be a program name with args.
@@ -2527,12 +2548,6 @@ fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $MKDIR_P" >&5
 $as_echo "$MKDIR_P" >&6; }
 
-mkdir_p="$MKDIR_P"
-case $mkdir_p in
-  [\\/$]* | ?:[\\/]*) ;;
-  */*) mkdir_p="\$(top_builddir)/$mkdir_p" ;;
-esac
-
 for ac_prog in gawk mawk nawk awk
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
@@ -2615,6 +2630,45 @@ else
 fi
 rmdir .tst 2>/dev/null
 
+# Check whether --enable-silent-rules was given.
+if test "${enable_silent_rules+set}" = set; then :
+  enableval=$enable_silent_rules;
+fi
+
+case $enable_silent_rules in # (((
+  yes) AM_DEFAULT_VERBOSITY=0;;
+   no) AM_DEFAULT_VERBOSITY=1;;
+    *) AM_DEFAULT_VERBOSITY=1;;
+esac
+am_make=${MAKE-make}
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $am_make supports nested variables" >&5
+$as_echo_n "checking whether $am_make supports nested variables... " >&6; }
+if ${am_cv_make_support_nested_variables+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if $as_echo 'TRUE=$(BAR$(V))
+BAR0=false
+BAR1=true
+V=1
+am__doit:
+	@$(TRUE)
+.PHONY: am__doit' | $am_make -f - >/dev/null 2>&1; then
+  am_cv_make_support_nested_variables=yes
+else
+  am_cv_make_support_nested_variables=no
+fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $am_cv_make_support_nested_variables" >&5
+$as_echo "$am_cv_make_support_nested_variables" >&6; }
+if test $am_cv_make_support_nested_variables = yes; then
+    AM_V='$(V)'
+  AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)'
+else
+  AM_V=$AM_DEFAULT_VERBOSITY
+  AM_DEFAULT_V=$AM_DEFAULT_VERBOSITY
+fi
+AM_BACKSLASH='\'
+
 if test "`cd $srcdir && pwd`" != "`pwd`"; then
   # Use -I$(srcdir) only when $(srcdir) != ., so that make's output
   # is not polluted with repeated "-I."
@@ -2637,7 +2691,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='xclock'
- VERSION='1.0.6'
+ VERSION='1.0.7'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -2665,18 +2719,70 @@ AUTOHEADER=${AUTOHEADER-"${am_missing_run}autoheader"}
 
 MAKEINFO=${MAKEINFO-"${am_missing_run}makeinfo"}
 
+# For better backward compatibility.  To be removed once Automake 1.9.x
+# dies out for good.  For more background, see:
+# <http://lists.gnu.org/archive/html/automake/2012-07/msg00001.html>
+# <http://lists.gnu.org/archive/html/automake/2012-07/msg00014.html>
+mkdir_p='$(MKDIR_P)'
+
 # We need awk for the "check" target.  The system "awk" is bad on
 # some platforms.
-# Always define AMTAR for backward compatibility.
+# Always define AMTAR for backward compatibility.  Yes, it's still used
+# in the wild :-(  We should find a proper way to deprecate it ...
+AMTAR='$${TAR-tar}'
+
+
+# We'll loop over all known methods to create a tar archive until one works.
+_am_tools='gnutar  pax cpio none'
 
-AMTAR=${AMTAR-"${am_missing_run}tar"}
+am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'
 
-am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -'
 
 
 
 
 
+# POSIX will say in a future version that running "rm -f" with no argument
+# is OK; and we want to be able to make that assumption in our Makefile
+# recipes.  So use an aggressive probe to check that the usage we want is
+# actually supported "in the wild" to an acceptable degree.
+# See automake bug#10828.
+# To make any issue more visible, cause the running configure to be aborted
+# by default if the 'rm' program in use doesn't match our expectations; the
+# user can still override this though.
+if rm -f && rm -fr && rm -rf; then : OK; else
+  cat >&2 <<'END'
+Oops!
+
+Your 'rm' program seems unable to run without file operands specified
+on the command line, even when the '-f' option is present.  This is contrary
+to the behaviour of most rm programs out there, and not conforming with
+the upcoming POSIX standard: <http://austingroupbugs.net/view.php?id=542>
+
+Please tell bug-automake@gnu.org about your system, including the value
+of your $PATH and any error possibly output before this message.  This
+can help us improve future automake versions.
+
+END
+  if test x"$ACCEPT_INFERIOR_RM_PROGRAM" = x"yes"; then
+    echo 'Configuration will proceed anyway, since you have set the' >&2
+    echo 'ACCEPT_INFERIOR_RM_PROGRAM variable to "yes"' >&2
+    echo >&2
+  else
+    cat >&2 <<'END'
+Aborting the configuration process, to ensure you take notice of the issue.
+
+You can download and install GNU coreutils to get an 'rm' implementation
+that behaves properly: <http://www.gnu.org/software/coreutils/>.
+
+If you want to complete the configuration process using your problematic
+'rm' anyway, export the environment variable ACCEPT_INFERIOR_RM_PROGRAM
+to "yes", and re-run configure.
+
+END
+    as_fn_error $? "Your 'rm' program is bad, sorry." "$LINENO" 5
+  fi
+fi
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable maintainer-specific portions of Makefiles" >&5
 $as_echo_n "checking whether to enable maintainer-specific portions of Makefiles... " >&6; }
@@ -2732,7 +2838,7 @@ am__quote=
 _am_result=none
 # First try GNU make style include.
 echo "include confinc" > confmf
-# Ignore all kinds of additional output from `make'.
+# Ignore all kinds of additional output from 'make'.
 case `$am_make -s -f confmf 2> /dev/null` in #(
 *the\ am__doit\ target*)
   am__include=include
@@ -2765,6 +2871,7 @@ fi
 if test "x$enable_dependency_tracking" != xno; then
   am_depcomp="$ac_aux_dir/depcomp"
   AMDEPBACKSLASH='\'
+  am__nodep='_no'
 fi
  if test "x$enable_dependency_tracking" != xno; then
   AMDEP_TRUE=
@@ -3565,6 +3672,65 @@ ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC understands -c and -o together" >&5
+$as_echo_n "checking whether $CC understands -c and -o together... " >&6; }
+if ${am_cv_prog_cc_c_o+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+  # Make sure it works both with $CC and with simple cc.
+  # Following AC_PROG_CC_C_O, we do the test twice because some
+  # compilers refuse to overwrite an existing .o file with -o,
+  # though they will create one.
+  am_cv_prog_cc_c_o=yes
+  for am_i in 1 2; do
+    if { echo "$as_me:$LINENO: $CC -c conftest.$ac_ext -o conftest2.$ac_objext" >&5
+   ($CC -c conftest.$ac_ext -o conftest2.$ac_objext) >&5 2>&5
+   ac_status=$?
+   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+   (exit $ac_status); } \
+         && test -f conftest2.$ac_objext; then
+      : OK
+    else
+      am_cv_prog_cc_c_o=no
+      break
+    fi
+  done
+  rm -f core conftest*
+  unset am_i
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $am_cv_prog_cc_c_o" >&5
+$as_echo "$am_cv_prog_cc_c_o" >&6; }
+if test "$am_cv_prog_cc_c_o" != yes; then
+   # Losing compiler, so override with the script.
+   # FIXME: It is wrong to rewrite CC.
+   # But if we don't then we get into trouble of one sort or another.
+   # A longer-term fix would be to have automake use am__CC in this case,
+   # and then we could set am__CC="\$(top_srcdir)/compile \$(CC)"
+   CC="$am_aux_dir/compile $CC"
+fi
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+
 depcc="$CC"   am_compiler_list=
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking dependency style of $depcc" >&5
@@ -3576,8 +3742,9 @@ else
   # We make a subdir and do the tests there.  Otherwise we can end up
   # making bogus files that we don't know about and never remove.  For
   # instance it was reported that on HP-UX the gcc test will end up
-  # making a dummy file named `D' -- because `-MD' means `put the output
-  # in D'.
+  # making a dummy file named 'D' -- because '-MD' means "put the output
+  # in D".
+  rm -rf conftest.dir
   mkdir conftest.dir
   # Copy depcomp to subdir because otherwise we won't find it if we're
   # using a relative directory.
@@ -3611,16 +3778,16 @@ else
     : > sub/conftest.c
     for i in 1 2 3 4 5 6; do
       echo '#include "conftst'$i'.h"' >> sub/conftest.c
-      # Using `: > sub/conftst$i.h' creates only sub/conftst1.h with
-      # Solaris 8's {/usr,}/bin/sh.
-      touch sub/conftst$i.h
+      # Using ": > sub/conftst$i.h" creates only sub/conftst1.h with
+      # Solaris 10 /bin/sh.
+      echo '/* dummy */' > sub/conftst$i.h
     done
     echo "${am__include} ${am__quote}sub/conftest.Po${am__quote}" > confmf
 
-    # We check with `-c' and `-o' for the sake of the "dashmstdout"
+    # We check with '-c' and '-o' for the sake of the "dashmstdout"
     # mode.  It turns out that the SunPro C++ compiler does not properly
-    # handle `-M -o', and we need to detect this.  Also, some Intel
-    # versions had trouble with output in subdirs
+    # handle '-M -o', and we need to detect this.  Also, some Intel
+    # versions had trouble with output in subdirs.
     am__obj=sub/conftest.${OBJEXT-o}
     am__minus_obj="-o $am__obj"
     case $depmode in
@@ -3629,16 +3796,16 @@ else
       test "$am__universal" = false || continue
       ;;
     nosideeffect)
-      # after this tag, mechanisms are not by side-effect, so they'll
-      # only be used when explicitly requested
+      # After this tag, mechanisms are not by side-effect, so they'll
+      # only be used when explicitly requested.
       if test "x$enable_dependency_tracking" = xyes; then
 	continue
       else
 	break
       fi
       ;;
-    msvisualcpp | msvcmsys)
-      # This compiler won't grok `-c -o', but also, the minuso test has
+    msvc7 | msvc7msys | msvisualcpp | msvcmsys)
+      # This compiler won't grok '-c -o', but also, the minuso test has
       # not run yet.  These depmodes are late enough in the game, and
       # so weak that their functioning should not be impacted.
       am__obj=conftest.${OBJEXT-o}
@@ -4269,6 +4436,8 @@ done
 
 
 
+
+
 ac_fn_c_check_decl "$LINENO" "__clang__" "ac_cv_have_decl___clang__" "$ac_includes_default"
 if test "x$ac_cv_have_decl___clang__" = xyes; then :
   CLANGCC="yes"
@@ -4560,6 +4729,9 @@ else
 fi
 
 
+
+
+
 # -v is too short to test reliably with XORG_TESTSET_CFLAG
 if test "x$SUNCC" = "xyes"; then
     BASE_CFLAGS="-v"
@@ -4573,9 +4745,17 @@ fi
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -4595,12 +4775,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -4622,18 +4802,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -4641,8 +4821,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wall" >&5
 $as_echo_n "checking if $CC supports -Wall... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wall`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Wall
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -4657,9 +4837,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -4668,7 +4848,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -4683,9 +4863,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -4705,12 +4893,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -4732,18 +4920,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -4751,8 +4939,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wpointer-arith" >&5
 $as_echo_n "checking if $CC supports -Wpointer-arith... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wpointer-arith`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Wpointer_arith
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -4767,9 +4955,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -4778,7 +4966,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -4793,9 +4981,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -4815,12 +5011,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -4842,27 +5038,27 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
-		CFLAGS="$CFLAGS -Wstrict-prototypes"
+		CFLAGS="$CFLAGS -Wmissing-declarations"
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wstrict-prototypes" >&5
-$as_echo_n "checking if $CC supports -Wstrict-prototypes... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wstrict-prototypes`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wmissing-declarations" >&5
+$as_echo_n "checking if $CC supports -Wmissing-declarations... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wmissing_declarations
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -4877,9 +5073,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -4888,11 +5084,11 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
-			BASE_CFLAGS="$BASE_CFLAGS -Wstrict-prototypes"
+			BASE_CFLAGS="$BASE_CFLAGS -Wmissing-declarations"
 			found="yes"
 		fi
 	fi
@@ -4903,9 +5099,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -4925,12 +5129,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -4952,27 +5156,27 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
-		CFLAGS="$CFLAGS -Wmissing-prototypes"
+		CFLAGS="$CFLAGS -Wformat=2"
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wmissing-prototypes" >&5
-$as_echo_n "checking if $CC supports -Wmissing-prototypes... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wmissing-prototypes`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wformat=2" >&5
+$as_echo_n "checking if $CC supports -Wformat=2... " >&6; }
+		cacheid=`$as_echo "xorg_cv_cc_flag_-Wformat=2" | $as_tr_sh`
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -4987,9 +5191,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -4998,15 +5202,74 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
-			BASE_CFLAGS="$BASE_CFLAGS -Wmissing-prototypes"
+			BASE_CFLAGS="$BASE_CFLAGS -Wformat=2"
 			found="yes"
 		fi
 	fi
 
+	if test $found = "no" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
+			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
+		fi
+
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
+			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
+		fi
+
+		CFLAGS="$CFLAGS -Wformat"
+
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wformat" >&5
+$as_echo_n "checking if $CC supports -Wformat... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wformat
+		if eval \${$cacheid+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+int i;
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  eval $cacheid=yes
+else
+  eval $cacheid=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+fi
+
+
+		CFLAGS="$xorg_testset_save_CFLAGS"
+
+		eval supported=\$$cacheid
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
+$as_echo "$supported" >&6; }
+		if test "$supported" = "yes" ; then
+			BASE_CFLAGS="$BASE_CFLAGS -Wformat"
+			found="yes"
+		fi
+	fi
+
+
+
+
+
+
+
+
+
+
+
 
 
 
@@ -5015,7 +5278,7 @@ $as_echo "$supported" >&6; }
 
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -5035,12 +5298,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -5062,27 +5325,27 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
-		CFLAGS="$CFLAGS -Wmissing-declarations"
+		CFLAGS="$CFLAGS -Wstrict-prototypes"
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wmissing-declarations" >&5
-$as_echo_n "checking if $CC supports -Wmissing-declarations... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wmissing-declarations`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wstrict-prototypes" >&5
+$as_echo_n "checking if $CC supports -Wstrict-prototypes... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wstrict_prototypes
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -5097,9 +5360,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -5108,11 +5371,11 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
-			BASE_CFLAGS="$BASE_CFLAGS -Wmissing-declarations"
+			BASE_CFLAGS="$BASE_CFLAGS -Wstrict-prototypes"
 			found="yes"
 		fi
 	fi
@@ -5123,9 +5386,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -5145,12 +5416,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -5172,27 +5443,27 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
-		CFLAGS="$CFLAGS -Wnested-externs"
+		CFLAGS="$CFLAGS -Wmissing-prototypes"
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wnested-externs" >&5
-$as_echo_n "checking if $CC supports -Wnested-externs... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wnested-externs`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wmissing-prototypes" >&5
+$as_echo_n "checking if $CC supports -Wmissing-prototypes... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wmissing_prototypes
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -5207,9 +5478,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -5218,11 +5489,11 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
-			BASE_CFLAGS="$BASE_CFLAGS -Wnested-externs"
+			BASE_CFLAGS="$BASE_CFLAGS -Wmissing-prototypes"
 			found="yes"
 		fi
 	fi
@@ -5233,9 +5504,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -5255,12 +5534,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -5282,27 +5561,27 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
-		CFLAGS="$CFLAGS -Wbad-function-cast"
+		CFLAGS="$CFLAGS -Wnested-externs"
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wbad-function-cast" >&5
-$as_echo_n "checking if $CC supports -Wbad-function-cast... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wbad-function-cast`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wnested-externs" >&5
+$as_echo_n "checking if $CC supports -Wnested-externs... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wnested_externs
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -5317,9 +5596,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -5328,11 +5607,11 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
-			BASE_CFLAGS="$BASE_CFLAGS -Wbad-function-cast"
+			BASE_CFLAGS="$BASE_CFLAGS -Wnested-externs"
 			found="yes"
 		fi
 	fi
@@ -5343,9 +5622,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -5365,12 +5652,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -5392,27 +5679,27 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
-		CFLAGS="$CFLAGS -Wformat=2"
+		CFLAGS="$CFLAGS -Wbad-function-cast"
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wformat=2" >&5
-$as_echo_n "checking if $CC supports -Wformat=2... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wformat=2`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wbad-function-cast" >&5
+$as_echo_n "checking if $CC supports -Wbad-function-cast... " >&6; }
+		cacheid=xorg_cv_cc_flag__Wbad_function_cast
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -5427,9 +5714,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -5438,63 +5725,22 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
-			BASE_CFLAGS="$BASE_CFLAGS -Wformat=2"
+			BASE_CFLAGS="$BASE_CFLAGS -Wbad-function-cast"
 			found="yes"
 		fi
 	fi
 
-	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
-			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
-		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
-			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
-		fi
 
-		CFLAGS="$CFLAGS -Wformat"
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wformat" >&5
-$as_echo_n "checking if $CC supports -Wformat... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wformat`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-int i;
-int
-main ()
-{
 
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
-else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-fi
 
 
-		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
-$as_echo "$supported" >&6; }
-		if test "$supported" = "yes" ; then
-			BASE_CFLAGS="$BASE_CFLAGS -Wformat"
-			found="yes"
-		fi
-	fi
 
 
 
@@ -5504,7 +5750,7 @@ $as_echo "$supported" >&6; }
 
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -5524,12 +5770,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -5551,18 +5797,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -5570,8 +5816,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wold-style-definition" >&5
 $as_echo_n "checking if $CC supports -Wold-style-definition... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wold-style-definition`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Wold_style_definition
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -5586,9 +5832,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -5597,7 +5843,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -5612,9 +5858,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -5634,12 +5888,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -5661,18 +5915,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -5680,8 +5934,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wdeclaration-after-statement" >&5
 $as_echo_n "checking if $CC supports -Wdeclaration-after-statement... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wdeclaration-after-statement`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Wdeclaration_after_statement
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -5696,9 +5950,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -5707,7 +5961,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -5718,15 +5972,25 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
 # This chunk adds additional warnings that could catch undesired effects.
 
 
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -5746,12 +6010,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -5773,18 +6037,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -5792,8 +6056,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wunused" >&5
 $as_echo_n "checking if $CC supports -Wunused... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wunused`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Wunused
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -5808,9 +6072,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -5819,7 +6083,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -5834,9 +6098,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -5856,12 +6128,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -5883,18 +6155,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -5902,8 +6174,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wuninitialized" >&5
 $as_echo_n "checking if $CC supports -Wuninitialized... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wuninitialized`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Wuninitialized
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -5918,9 +6190,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -5929,7 +6201,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -5944,9 +6216,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -5966,12 +6246,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -5993,18 +6273,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -6012,8 +6292,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wshadow" >&5
 $as_echo_n "checking if $CC supports -Wshadow... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wshadow`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Wshadow
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -6028,9 +6308,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -6039,7 +6319,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -6054,9 +6334,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -6076,12 +6364,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -6103,18 +6391,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -6122,8 +6410,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wcast-qual" >&5
 $as_echo_n "checking if $CC supports -Wcast-qual... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wcast-qual`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Wcast_qual
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -6138,9 +6426,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -6149,7 +6437,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -6164,9 +6452,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -6186,12 +6482,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -6213,18 +6509,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -6232,8 +6528,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wmissing-noreturn" >&5
 $as_echo_n "checking if $CC supports -Wmissing-noreturn... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wmissing-noreturn`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Wmissing_noreturn
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -6248,9 +6544,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -6259,7 +6555,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -6274,9 +6570,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -6296,12 +6600,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -6323,18 +6627,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -6342,8 +6646,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wmissing-format-attribute" >&5
 $as_echo_n "checking if $CC supports -Wmissing-format-attribute... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wmissing-format-attribute`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Wmissing_format_attribute
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -6358,9 +6662,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -6369,7 +6673,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -6384,9 +6688,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -6406,12 +6718,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -6433,18 +6745,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -6452,8 +6764,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wredundant-decls" >&5
 $as_echo_n "checking if $CC supports -Wredundant-decls... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wredundant-decls`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Wredundant_decls
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -6468,9 +6780,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -6479,7 +6791,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -6493,9 +6805,9 @@ $as_echo "$supported" >&6; }
 # These are currently disabled because they are noisy.  They will be enabled
 # in the future once the codebase is sufficiently modernized to silence
 # them.  For now, I don't want them to drown out the other warnings.
-# XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wlogical-op])
-# XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wparentheses])
-# XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wcast-align])
+# XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wlogical-op])
+# XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wparentheses])
+# XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wcast-align])
 
 # Turn some warnings into errors, so we don't accidently get successful builds
 # when there are problems that should be fixed.
@@ -6506,9 +6818,17 @@ if test "x$SELECTIVE_WERROR" = "xyes" ; then
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -6528,12 +6848,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -6555,18 +6875,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -6574,8 +6894,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=implicit" >&5
 $as_echo_n "checking if $CC supports -Werror=implicit... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Werror=implicit`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=`$as_echo "xorg_cv_cc_flag_-Werror=implicit" | $as_tr_sh`
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -6590,9 +6910,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -6601,7 +6921,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -6611,11 +6931,11 @@ $as_echo "$supported" >&6; }
 	fi
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -6623,8 +6943,8 @@ $as_echo "$supported" >&6; }
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -errwarn=E_NO_EXPLICIT_TYPE_GIVEN -errwarn=E_NO_IMPLICIT_DECL_ALLOWED" >&5
 $as_echo_n "checking if $CC supports -errwarn=E_NO_EXPLICIT_TYPE_GIVEN -errwarn=E_NO_IMPLICIT_DECL_ALLOWED... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-errwarn=E_NO_EXPLICIT_TYPE_GIVEN -errwarn=E_NO_IMPLICIT_DECL_ALLOWED`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=`$as_echo "xorg_cv_cc_flag_-errwarn=E_NO_EXPLICIT_TYPE_GIVEN -errwarn=E_NO_IMPLICIT_DECL_ALLOWED" | $as_tr_sh`
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -6639,9 +6959,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -6650,7 +6970,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -6665,9 +6985,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -6687,12 +7015,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -6714,18 +7042,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -6733,8 +7061,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=nonnull" >&5
 $as_echo_n "checking if $CC supports -Werror=nonnull... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Werror=nonnull`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=`$as_echo "xorg_cv_cc_flag_-Werror=nonnull" | $as_tr_sh`
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -6749,9 +7077,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -6760,7 +7088,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -6775,9 +7103,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -6797,12 +7133,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -6824,18 +7160,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -6843,8 +7179,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=init-self" >&5
 $as_echo_n "checking if $CC supports -Werror=init-self... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Werror=init-self`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=`$as_echo "xorg_cv_cc_flag_-Werror=init-self" | $as_tr_sh`
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -6859,9 +7195,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -6870,7 +7206,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -6885,9 +7221,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -6907,12 +7251,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -6934,18 +7278,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -6953,8 +7297,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=main" >&5
 $as_echo_n "checking if $CC supports -Werror=main... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Werror=main`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=`$as_echo "xorg_cv_cc_flag_-Werror=main" | $as_tr_sh`
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -6969,9 +7313,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -6980,7 +7324,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -6995,9 +7339,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -7017,12 +7369,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -7044,18 +7396,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -7063,8 +7415,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=missing-braces" >&5
 $as_echo_n "checking if $CC supports -Werror=missing-braces... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Werror=missing-braces`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=`$as_echo "xorg_cv_cc_flag_-Werror=missing-braces" | $as_tr_sh`
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7079,9 +7431,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -7090,7 +7442,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -7105,9 +7457,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -7127,12 +7487,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -7154,18 +7514,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -7173,8 +7533,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=sequence-point" >&5
 $as_echo_n "checking if $CC supports -Werror=sequence-point... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Werror=sequence-point`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=`$as_echo "xorg_cv_cc_flag_-Werror=sequence-point" | $as_tr_sh`
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7189,9 +7549,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -7200,7 +7560,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -7215,9 +7575,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -7237,12 +7605,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -7264,18 +7632,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -7283,8 +7651,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=return-type" >&5
 $as_echo_n "checking if $CC supports -Werror=return-type... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Werror=return-type`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=`$as_echo "xorg_cv_cc_flag_-Werror=return-type" | $as_tr_sh`
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7299,9 +7667,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -7310,7 +7678,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -7320,11 +7688,11 @@ $as_echo "$supported" >&6; }
 	fi
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -7332,8 +7700,8 @@ $as_echo "$supported" >&6; }
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -errwarn=E_FUNC_HAS_NO_RETURN_STMT" >&5
 $as_echo_n "checking if $CC supports -errwarn=E_FUNC_HAS_NO_RETURN_STMT... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-errwarn=E_FUNC_HAS_NO_RETURN_STMT`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=`$as_echo "xorg_cv_cc_flag_-errwarn=E_FUNC_HAS_NO_RETURN_STMT" | $as_tr_sh`
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7348,9 +7716,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -7359,7 +7727,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -7374,9 +7742,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -7396,12 +7772,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -7423,18 +7799,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -7442,8 +7818,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=trigraphs" >&5
 $as_echo_n "checking if $CC supports -Werror=trigraphs... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Werror=trigraphs`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=`$as_echo "xorg_cv_cc_flag_-Werror=trigraphs" | $as_tr_sh`
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7458,9 +7834,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -7469,7 +7845,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -7484,9 +7860,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -7506,12 +7890,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -7533,18 +7917,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -7552,8 +7936,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=array-bounds" >&5
 $as_echo_n "checking if $CC supports -Werror=array-bounds... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Werror=array-bounds`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=`$as_echo "xorg_cv_cc_flag_-Werror=array-bounds" | $as_tr_sh`
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7568,9 +7952,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -7579,7 +7963,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -7594,9 +7978,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -7616,12 +8008,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -7643,18 +8035,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -7662,8 +8054,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=write-strings" >&5
 $as_echo_n "checking if $CC supports -Werror=write-strings... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Werror=write-strings`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=`$as_echo "xorg_cv_cc_flag_-Werror=write-strings" | $as_tr_sh`
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7678,9 +8070,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -7689,7 +8081,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -7704,9 +8096,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -7726,12 +8126,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -7753,18 +8153,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -7772,8 +8172,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=address" >&5
 $as_echo_n "checking if $CC supports -Werror=address... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Werror=address`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=`$as_echo "xorg_cv_cc_flag_-Werror=address" | $as_tr_sh`
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7788,9 +8188,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -7799,7 +8199,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -7814,9 +8214,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -7836,12 +8244,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -7863,18 +8271,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -7882,8 +8290,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=int-to-pointer-cast" >&5
 $as_echo_n "checking if $CC supports -Werror=int-to-pointer-cast... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Werror=int-to-pointer-cast`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=`$as_echo "xorg_cv_cc_flag_-Werror=int-to-pointer-cast" | $as_tr_sh`
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7898,9 +8306,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -7909,7 +8317,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -7919,11 +8327,11 @@ $as_echo "$supported" >&6; }
 	fi
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -7931,8 +8339,8 @@ $as_echo "$supported" >&6; }
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -errwarn=E_BAD_PTR_INT_COMBINATION" >&5
 $as_echo_n "checking if $CC supports -errwarn=E_BAD_PTR_INT_COMBINATION... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-errwarn=E_BAD_PTR_INT_COMBINATION`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=`$as_echo "xorg_cv_cc_flag_-errwarn=E_BAD_PTR_INT_COMBINATION" | $as_tr_sh`
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7947,9 +8355,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -7958,7 +8366,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -7973,9 +8381,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -7995,12 +8411,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -8022,18 +8438,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -8041,8 +8457,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=pointer-to-int-cast" >&5
 $as_echo_n "checking if $CC supports -Werror=pointer-to-int-cast... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Werror=pointer-to-int-cast`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=`$as_echo "xorg_cv_cc_flag_-Werror=pointer-to-int-cast" | $as_tr_sh`
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -8057,9 +8473,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -8068,7 +8484,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -8086,9 +8502,17 @@ $as_echo "$as_me: WARNING: You have chosen not to turn some select compiler warn
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -8108,12 +8532,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -8135,18 +8559,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -8154,8 +8578,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wimplicit" >&5
 $as_echo_n "checking if $CC supports -Wimplicit... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wimplicit`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Wimplicit
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -8170,9 +8594,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -8181,7 +8605,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -8196,9 +8620,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -8218,12 +8650,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -8245,18 +8677,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -8264,8 +8696,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wnonnull" >&5
 $as_echo_n "checking if $CC supports -Wnonnull... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wnonnull`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Wnonnull
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -8280,9 +8712,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -8291,7 +8723,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -8306,9 +8738,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -8328,12 +8768,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -8355,18 +8795,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -8374,8 +8814,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Winit-self" >&5
 $as_echo_n "checking if $CC supports -Winit-self... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Winit-self`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Winit_self
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -8390,9 +8830,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -8401,7 +8841,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -8416,9 +8856,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -8438,12 +8886,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -8465,18 +8913,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -8484,8 +8932,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wmain" >&5
 $as_echo_n "checking if $CC supports -Wmain... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wmain`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Wmain
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -8500,9 +8948,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -8511,7 +8959,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -8526,9 +8974,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -8548,12 +9004,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -8575,18 +9031,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -8594,8 +9050,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wmissing-braces" >&5
 $as_echo_n "checking if $CC supports -Wmissing-braces... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wmissing-braces`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Wmissing_braces
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -8610,9 +9066,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -8621,7 +9077,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -8636,9 +9092,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -8658,12 +9122,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -8685,18 +9149,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -8704,8 +9168,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wsequence-point" >&5
 $as_echo_n "checking if $CC supports -Wsequence-point... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wsequence-point`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Wsequence_point
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -8720,9 +9184,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -8731,7 +9195,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -8746,9 +9210,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -8768,12 +9240,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -8795,18 +9267,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -8814,8 +9286,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wreturn-type" >&5
 $as_echo_n "checking if $CC supports -Wreturn-type... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wreturn-type`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Wreturn_type
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -8830,9 +9302,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -8841,7 +9313,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -8856,9 +9328,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -8878,12 +9358,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -8905,18 +9385,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -8924,8 +9404,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wtrigraphs" >&5
 $as_echo_n "checking if $CC supports -Wtrigraphs... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wtrigraphs`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Wtrigraphs
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -8940,9 +9420,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -8951,7 +9431,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -8966,9 +9446,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -8988,12 +9476,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -9015,18 +9503,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -9034,8 +9522,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Warray-bounds" >&5
 $as_echo_n "checking if $CC supports -Warray-bounds... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Warray-bounds`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Warray_bounds
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -9050,9 +9538,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -9061,7 +9549,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -9076,9 +9564,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -9098,12 +9594,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -9125,18 +9621,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -9144,8 +9640,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wwrite-strings" >&5
 $as_echo_n "checking if $CC supports -Wwrite-strings... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wwrite-strings`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Wwrite_strings
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -9160,9 +9656,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -9171,7 +9667,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -9186,9 +9682,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -9208,12 +9712,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -9235,18 +9739,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -9254,8 +9758,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Waddress" >&5
 $as_echo_n "checking if $CC supports -Waddress... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Waddress`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Waddress
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -9270,9 +9774,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -9281,7 +9785,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -9296,9 +9800,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -9318,12 +9830,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -9345,18 +9857,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -9364,8 +9876,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wint-to-pointer-cast" >&5
 $as_echo_n "checking if $CC supports -Wint-to-pointer-cast... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wint-to-pointer-cast`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Wint_to_pointer_cast
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -9380,9 +9892,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -9391,7 +9903,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -9406,9 +9918,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -9428,12 +9948,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -9455,18 +9975,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -9474,8 +9994,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Wpointer-to-int-cast" >&5
 $as_echo_n "checking if $CC supports -Wpointer-to-int-cast... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Wpointer-to-int-cast`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Wpointer_to_int_cast
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -9490,9 +10010,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -9501,7 +10021,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -9518,10 +10038,13 @@ fi
 
 
 
-CWARNFLAGS="$BASE_CFLAGS"
-if  test "x$GCC" = xyes ; then
-    CWARNFLAGS="$CWARNFLAGS -fno-strict-aliasing"
-fi
+
+		CWARNFLAGS="$BASE_CFLAGS"
+		if  test "x$GCC" = xyes ; then
+		    CWARNFLAGS="$CWARNFLAGS -fno-strict-aliasing"
+		fi
+
+
 
 
 
@@ -9536,15 +10059,27 @@ else
 fi
 
 
+
+
+
+
 STRICT_CFLAGS=""
 
 
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -9564,12 +10099,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -9591,18 +10126,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -9610,8 +10145,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -pedantic" >&5
 $as_echo_n "checking if $CC supports -pedantic... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-pedantic`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__pedantic
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -9626,9 +10161,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -9637,7 +10172,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -9652,9 +10187,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -9674,12 +10217,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -9701,18 +10244,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -9720,8 +10263,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror" >&5
 $as_echo_n "checking if $CC supports -Werror... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Werror`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__Werror
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -9736,9 +10279,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -9747,7 +10290,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -9757,11 +10300,11 @@ $as_echo "$supported" >&6; }
 	fi
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -9769,8 +10312,8 @@ $as_echo "$supported" >&6; }
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -errwarn" >&5
 $as_echo_n "checking if $CC supports -errwarn... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-errwarn`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=xorg_cv_cc_flag__errwarn
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -9785,9 +10328,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -9796,7 +10339,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -9814,9 +10357,17 @@ $as_echo "$supported" >&6; }
 
 
 
+
+
+
+
+
+
+
+
 xorg_testset_save_CFLAGS="$CFLAGS"
 
-if test "x$xorg_testset_unknown_warning_option" = "x" ; then
+if test "x$xorg_testset_cc_unknown_warning_option" = "x" ; then
 	CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=unknown-warning-option" >&5
 $as_echo_n "checking if $CC supports -Werror=unknown-warning-option... " >&6; }
@@ -9836,12 +10387,12 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unknown_warning_option" >&5
 $as_echo "$xorg_cv_cc_flag_unknown_warning_option" >&6; }
-	xorg_testset_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
+	xorg_testset_cc_unknown_warning_option=$xorg_cv_cc_flag_unknown_warning_option
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
-if test "x$xorg_testset_unused_command_line_argument" = "x" ; then
-	if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+if test "x$xorg_testset_cc_unused_command_line_argument" = "x" ; then
+	if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 		CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 	fi
 	CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
@@ -9863,18 +10414,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $xorg_cv_cc_flag_unused_command_line_argument" >&5
 $as_echo "$xorg_cv_cc_flag_unused_command_line_argument" >&6; }
-	xorg_testset_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
+	xorg_testset_cc_unused_command_line_argument=$xorg_cv_cc_flag_unused_command_line_argument
 	CFLAGS="$xorg_testset_save_CFLAGS"
 fi
 
 found="no"
 
 	if test $found = "no" ; then
-		if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then
+		if test "x$xorg_testset_cc_unknown_warning_option" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unknown-warning-option"
 		fi
 
-		if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then
+		if test "x$xorg_testset_cc_unused_command_line_argument" = "xyes" ; then
 			CFLAGS="$CFLAGS -Werror=unused-command-line-argument"
 		fi
 
@@ -9882,8 +10433,8 @@ found="no"
 
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC supports -Werror=attributes" >&5
 $as_echo_n "checking if $CC supports -Werror=attributes... " >&6; }
-		cacheid=`$as_echo_n xorg_cv_cc_flag_-Werror=attributes`
-		if { as_var=`$as_echo "$cacheid" | $as_tr_sh`; eval \${$as_var+:} false; }; then :
+		cacheid=`$as_echo "xorg_cv_cc_flag_-Werror=attributes" | $as_tr_sh`
+		if eval \${$cacheid+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -9898,9 +10449,9 @@ main ()
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  eval `$as_echo "$cacheid" | $as_tr_sh`=yes
+  eval $cacheid=yes
 else
-  eval `$as_echo "$cacheid" | $as_tr_sh`=no
+  eval $cacheid=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
@@ -9909,7 +10460,7 @@ fi
 
 		CFLAGS="$xorg_testset_save_CFLAGS"
 
-		eval supported=$`$as_echo "$cacheid" | $as_tr_sh`
+		eval supported=\$$cacheid
 		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $supported" >&5
 $as_echo "$supported" >&6; }
 		if test "$supported" = "yes" ; then
@@ -10064,11 +10615,38 @@ if test "${enable_silent_rules+set}" = set; then :
   enableval=$enable_silent_rules;
 fi
 
-case $enable_silent_rules in
-yes) AM_DEFAULT_VERBOSITY=0;;
-no)  AM_DEFAULT_VERBOSITY=1;;
-*)   AM_DEFAULT_VERBOSITY=0;;
+case $enable_silent_rules in # (((
+  yes) AM_DEFAULT_VERBOSITY=0;;
+   no) AM_DEFAULT_VERBOSITY=1;;
+    *) AM_DEFAULT_VERBOSITY=0;;
 esac
+am_make=${MAKE-make}
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $am_make supports nested variables" >&5
+$as_echo_n "checking whether $am_make supports nested variables... " >&6; }
+if ${am_cv_make_support_nested_variables+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if $as_echo 'TRUE=$(BAR$(V))
+BAR0=false
+BAR1=true
+V=1
+am__doit:
+	@$(TRUE)
+.PHONY: am__doit' | $am_make -f - >/dev/null 2>&1; then
+  am_cv_make_support_nested_variables=yes
+else
+  am_cv_make_support_nested_variables=no
+fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $am_cv_make_support_nested_variables" >&5
+$as_echo "$am_cv_make_support_nested_variables" >&6; }
+if test $am_cv_make_support_nested_variables = yes; then
+    AM_V='$(V)'
+  AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)'
+else
+  AM_V=$AM_DEFAULT_VERBOSITY
+  AM_DEFAULT_V=$AM_DEFAULT_VERBOSITY
+fi
 AM_BACKSLASH='\'
 
 
@@ -10834,12 +11412,12 @@ if test -n "$XCLOCK_CFLAGS"; then
     pkg_cv_XCLOCK_CFLAGS="$XCLOCK_CFLAGS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"xaw7 xmu x11\""; } >&5
-  ($PKG_CONFIG --exists --print-errors "xaw7 xmu x11") 2>&5
+    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"xaw7 xmu x11 xproto >= 7.0.17\""; } >&5
+  ($PKG_CONFIG --exists --print-errors "xaw7 xmu x11 xproto >= 7.0.17") 2>&5
   ac_status=$?
   $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
-  pkg_cv_XCLOCK_CFLAGS=`$PKG_CONFIG --cflags "xaw7 xmu x11" 2>/dev/null`
+  pkg_cv_XCLOCK_CFLAGS=`$PKG_CONFIG --cflags "xaw7 xmu x11 xproto >= 7.0.17" 2>/dev/null`
 else
   pkg_failed=yes
 fi
@@ -10850,12 +11428,12 @@ if test -n "$XCLOCK_LIBS"; then
     pkg_cv_XCLOCK_LIBS="$XCLOCK_LIBS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"xaw7 xmu x11\""; } >&5
-  ($PKG_CONFIG --exists --print-errors "xaw7 xmu x11") 2>&5
+    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"xaw7 xmu x11 xproto >= 7.0.17\""; } >&5
+  ($PKG_CONFIG --exists --print-errors "xaw7 xmu x11 xproto >= 7.0.17") 2>&5
   ac_status=$?
   $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
-  pkg_cv_XCLOCK_LIBS=`$PKG_CONFIG --libs "xaw7 xmu x11" 2>/dev/null`
+  pkg_cv_XCLOCK_LIBS=`$PKG_CONFIG --libs "xaw7 xmu x11 xproto >= 7.0.17" 2>/dev/null`
 else
   pkg_failed=yes
 fi
@@ -10873,14 +11451,14 @@ else
         _pkg_short_errors_supported=no
 fi
         if test $_pkg_short_errors_supported = yes; then
-	        XCLOCK_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors "xaw7 xmu x11" 2>&1`
+	        XCLOCK_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors "xaw7 xmu x11 xproto >= 7.0.17" 2>&1`
         else
-	        XCLOCK_PKG_ERRORS=`$PKG_CONFIG --print-errors "xaw7 xmu x11" 2>&1`
+	        XCLOCK_PKG_ERRORS=`$PKG_CONFIG --print-errors "xaw7 xmu x11 xproto >= 7.0.17" 2>&1`
         fi
 	# Put the nasty error message in config.log where it belongs
 	echo "$XCLOCK_PKG_ERRORS" >&5
 
-	as_fn_error $? "Package requirements (xaw7 xmu x11) were not met:
+	as_fn_error $? "Package requirements (xaw7 xmu x11 xproto >= 7.0.17) were not met:
 
 $XCLOCK_PKG_ERRORS
 
@@ -11385,6 +11963,14 @@ LIBOBJS=$ac_libobjs
 LTLIBOBJS=$ac_ltlibobjs
 
 
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking that generated files are newer than configure" >&5
+$as_echo_n "checking that generated files are newer than configure... " >&6; }
+   if test -n "$am_sleep_pid"; then
+     # Hide warnings about reused PIDs.
+     wait $am_sleep_pid 2>/dev/null
+   fi
+   { $as_echo "$as_me:${as_lineno-$LINENO}: result: done" >&5
+$as_echo "done" >&6; }
  if test -n "$EXEEXT"; then
   am__EXEEXT_TRUE=
   am__EXEEXT_FALSE='#'
@@ -11814,7 +12400,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by xclock $as_me 1.0.6, which was
+This file was extended by xclock $as_me 1.0.7, which was
 generated by GNU Autoconf 2.68.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -11880,7 +12466,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-xclock config.status 1.0.6
+xclock config.status 1.0.7
 configured by $0, generated by GNU Autoconf 2.68,
   with options \\"\$ac_cs_config\\"
 
@@ -12609,7 +13195,7 @@ $as_echo "$as_me: executing $ac_file commands" >&6;}
 
   case $ac_file$ac_mode in
     "depfiles":C) test x"$AMDEP_TRUE" != x"" || {
-  # Autoconf 2.62 quotes --file arguments for eval, but not when files
+  # Older Autoconf quotes --file arguments for eval, but not when files
   # are listed without --file.  Let's play safe and only enable the eval
   # if we detect the quoting.
   case $CONFIG_FILES in
@@ -12622,7 +13208,7 @@ $as_echo "$as_me: executing $ac_file commands" >&6;}
     # Strip MF so we end up with the name of the file.
     mf=`echo "$mf" | sed -e 's/:.*$//'`
     # Check whether this is an Automake generated Makefile or not.
-    # We used to match only the files named `Makefile.in', but
+    # We used to match only the files named 'Makefile.in', but
     # some people rename them; so instead we look at the file content.
     # Grep'ing the first line is not enough: some people post-process
     # each Makefile.in and add a new line on top of each file to say so.
@@ -12656,21 +13242,19 @@ $as_echo X"$mf" |
       continue
     fi
     # Extract the definition of DEPDIR, am__include, and am__quote
-    # from the Makefile without running `make'.
+    # from the Makefile without running 'make'.
     DEPDIR=`sed -n 's/^DEPDIR = //p' < "$mf"`
     test -z "$DEPDIR" && continue
     am__include=`sed -n 's/^am__include = //p' < "$mf"`
-    test -z "am__include" && continue
+    test -z "$am__include" && continue
     am__quote=`sed -n 's/^am__quote = //p' < "$mf"`
-    # When using ansi2knr, U may be empty or an underscore; expand it
-    U=`sed -n 's/^U = //p' < "$mf"`
     # Find all dependency output files, they are included files with
     # $(DEPDIR) in their names.  We invoke sed twice because it is the
     # simplest approach to changing $(DEPDIR) to its actual value in the
     # expansion.
     for file in `sed -n "
       s/^$am__include $am__quote\(.*(DEPDIR).*\)$am__quote"'$/\1/p' <"$mf" | \
-	 sed -e 's/\$(DEPDIR)/'"$DEPDIR"'/g' -e 's/\$U/'"$U"'/g'`; do
+	 sed -e 's/\$(DEPDIR)/'"$DEPDIR"'/g'`; do
       # Make sure the directory exists.
       test -f "$dirpart/$file" && continue
       fdir=`$as_dirname -- "$file" ||