4 files changed, 32 insertions, 4 deletions
diff --git a/X11/xtrans/Xtrans.c b/X11/xtrans/Xtrans.c
index 54e3bdca7..1f37c4341 100644
--- a/X11/xtrans/Xtrans.c
+++ b/X11/xtrans/Xtrans.c
@@ -48,7 +48,11 @@ from The Open Group.
  */
 
 #include <ctype.h>
+#include <unistd.h>
 
+#ifdef _MSC_VER
+#include <X11\Xwinsock.h>
+#endif
 /*
  * The transport table contains a definition for every transport (protocol)
  * family. All operations that can be made on the transport go through this
@@ -113,9 +117,10 @@ Xtransport_table Xtransports[] = {
     { &TRANS(SCOFuncs),		TRANS_LOCAL_SCO_INDEX },
 #endif /* __SCO__ || __UNIXWARE__ */
 #endif /* LOCALCONN */
+    { NULL, 0}
 };
 
-#define NUMTRANS	(sizeof(Xtransports)/sizeof(Xtransport_table))
+#define NUMTRANS	(sizeof(Xtransports)/sizeof(Xtransport_table)-1)
 
 
 #ifdef WIN32
@@ -700,7 +705,7 @@ TRANS(SetOption) (XtransConnInfo ciptr, int option, int arg)
 #if defined(WIN32)
 	{
 #ifdef WIN32
-	    u_long arg;
+	    unsigned long arg;
 #else
 	    int arg;
 #endif
diff --git a/X11/xtrans/Xtransint.h b/X11/xtrans/Xtransint.h
index 3bce8dc6b..9954dfe06 100644
--- a/X11/xtrans/Xtransint.h
+++ b/X11/xtrans/Xtransint.h
@@ -388,6 +388,11 @@ static int trans_mkdir (
 # if defined(XSERV_t) && defined(TRANS_SERVER)
 #  include "os.h"
 # else
+
+#ifdef _MSC_VER
+#define inline __inline
+#endif
+
 static inline void _X_ATTRIBUTE_PRINTF(1, 0)
 VErrorF(const char *f, va_list args)
 {
diff --git a/X11/xtrans/Xtranslcl.c b/X11/xtrans/Xtranslcl.c
index 5beef7c98..242e07af1 100644
--- a/X11/xtrans/Xtranslcl.c
+++ b/X11/xtrans/Xtranslcl.c
@@ -72,17 +72,23 @@ from The Open Group.
 
 #include <errno.h>
 #include <ctype.h>
+#ifdef _MSC_VER
+#include <signal.h>
+#else
 #include <sys/signal.h>
 #include <sys/ioctl.h>
+#endif
 #include <sys/stat.h>
 #if defined(SVR4) || defined(__SVR4)
 #include <sys/filio.h>
 #endif
+#ifndef _MSC_VER
 #ifdef sun
 # include <stropts.h>
 #else
 # include <sys/stropts.h>
 #endif
+#endif
 #include <sys/wait.h>
 #include <sys/types.h>
 
diff --git a/X11/xtrans/Xtranssock.c b/X11/xtrans/Xtranssock.c
index dfa41cfe9..3a151ecfe 100644
--- a/X11/xtrans/Xtranssock.c
+++ b/X11/xtrans/Xtranssock.c
@@ -129,11 +129,15 @@ from the copyright holders.
 #include <X11/Xw32defs.h>
 #undef close
 #define close closesocket
+#undef ECONNREFUSED
 #define ECONNREFUSED WSAECONNREFUSED
+#undef EADDRINUSE
 #define EADDRINUSE WSAEADDRINUSE
+#undef EPROTOTYPE
 #define EPROTOTYPE WSAEPROTOTYPE
 #undef EWOULDBLOCK
 #define EWOULDBLOCK WSAEWOULDBLOCK
+#undef EINPROGRESS
 #define EINPROGRESS WSAEINPROGRESS
 #undef EINTR
 #define EINTR WSAEINTR
@@ -242,7 +246,11 @@ static int TRANS(SocketINETClose) (XtransConnInfo ciptr);
 #endif
 
 #if defined HAVE_SOCKLEN_T || (defined(IPv6) && defined(AF_INET6))
+#ifdef _MSC_VER
+# define SOCKLEN_T int
+#else
 # define SOCKLEN_T socklen_t
+#endif
 #elif defined(SVR4) || defined(__SVR4) || defined(__SCO__)
 # define SOCKLEN_T size_t
 #else
@@ -640,7 +648,7 @@ TRANS(SocketOpenCOTSServer) (Xtransport *thistrans, char *protocol,
     if (Sockettrans2devtab[i].family == AF_INET6)
     {
 	int one = 1;
-	setsockopt(ciptr->fd, IPPROTO_IPV6, IPV6_V6ONLY, &one, sizeof(int));
+	setsockopt(ciptr->fd, IPPROTO_IPV6, IPV6_V6ONLY, (const char *)&one, sizeof(int));
     }
 #endif
     /* Save the index for later use */
@@ -725,7 +733,7 @@ TRANS(SocketOpenCLTSServer) (Xtransport *thistrans, char *protocol,
     if (Sockettrans2devtab[i].family == AF_INET6)
     {
 	int one = 1;
-	setsockopt(ciptr->fd, IPPROTO_IPV6, IPV6_V6ONLY, &one, sizeof(int));
+	setsockopt(ciptr->fd, IPPROTO_IPV6, IPV6_V6ONLY, (const char *)&one, sizeof(int));
     }
 #endif
     /* Save the index for later use */
@@ -1247,7 +1255,11 @@ TRANS(SocketINETAccept) (XtransConnInfo ciptr, int *status)
 
 {
     XtransConnInfo	newciptr;
+#if defined(IPv6) && defined(AF_INET6)
+    struct sockaddr_storage	sockname;
+#else
     struct sockaddr_in	sockname;
+#endif
     SOCKLEN_T		namelen = sizeof(sockname);
 
     prmsg (2, "SocketINETAccept(%p,%d)\n", ciptr, ciptr->fd);