Added libXaw

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diff --git a/libXaw/spec/CH3.intro b/libXaw/spec/CH3.intro
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+.bp
+.if e .bp  \" make sure we break on an odd page.
+\&
+.sp 1
+.ce 3
+\s+1\fBChapter 3\fP\s-1
+
+\s+1\fBSimple Widgets\fP\s-1
+.IN "simple widgets" ""
+.sp 2
+.nr H1 3
+.nr H2 0
+.nr H3 0
+.nr H4 0
+.nr H5 0
+.na
+.LP
+.XS
+Chapter 3 - Simple Widgets
+.XE
+.LP
+Each of these widgets performs a specific user interface function.  They
+are \fIsimple\fP because they cannot have widget children\(emthey may only
+be used as leaves of the widget tree.  These widgets display information or
+take user input.
+.sp
+.IP \fBCommand\fP 1i
+.IN "Command widget" ""
+A push button that, when selected, may cause a specific action
+to take place.  This widget can display a multi-line string or a bitmap or pixmap image.
+.IP \fBGrip\fP 1i
+.IN "Grip widget" ""
+A rectangle that, when selected, will cause an action to take place.
+.IP \fBLabel\fP 1i
+.IN "Label widget" ""
+A rectangle that can display a multi-line string or a bitmap or pixmap image.
+.IP \fBList\fP 1i
+.IN "List widget" ""
+A list of text strings presented in row column format that may be
+individually selected.  When an element is selected an action may take
+place.
+.IP \fBPanner\fP 1i
+.IN "Panner widget" ""
+A rectangular area containing a \fIslider\fP that may be moved in two
+dimensions.  Notification of movement may be continuous or discrete.
+.IP \fBRepeater\fP 1i
+.IN "Repeater widget" ""
+A push button that triggers an action at an increasing rate when selected.
+This widget can display a multi-line string or a bitmap or pixmap image.
+.IP \fBScrollbar\fP
+.IN "Scrollbar widget" ""
+A rectangular area containing a \fIthumb\fP that when slid along one
+dimension may cause a specific action to take place.  The Scrollbar may
+be oriented horizontally or vertically.
+.IP \fBSimple\fP 1i
+.IN "Simple widget" ""
+The base class for most of the simple widgets.  Provides a rectangular
+area with a settable mouse cursor and special border.
+.IP \fBStripChart\fP 1i
+.IN "StripChart widget" ""
+A real time data graph that will automatically update and scroll.
+.IP \fBToggle\fP 1i
+.IN "Toggle widget" ""
+A push button that contains state information.  Toggles
+may also be used as ``radio buttons'' to implement a ``one of many'' or
+``zero or one of many'' group
+of buttons.  This widget can display a multi-line string or a bitmap or pixmap image.