master e540c8778b: * admin/CPP-DEFINES: Update for new features.

[Po Lu]

branch: master
commit e540c8778b09cc477c23505f63a9b8740df19540
Author: Po Lu <luangruo@yahoo.com>
Commit: Po Lu <luangruo@yahoo.com>

    * admin/CPP-DEFINES: Update for new features.
---
 admin/CPP-DEFINES | 31 +++++++++++++++++++++++++++----
 1 file changed, 27 insertions(+), 4 deletions(-)

diff --git a/admin/CPP-DEFINES b/admin/CPP-DEFINES
index 620ab0bed0..06986ec8f4 100644
--- a/admin/CPP-DEFINES
+++ b/admin/CPP-DEFINES
@@ -24,6 +24,7 @@ DARWIN_OS     Compiling on macOS or pure Darwin (and using 
s/darwin.h).
 SOLARIS2
 USG
 USG5_4
+HAIKU          Compiling on Haiku.
 
 ** Distinguishing GUIs **
 
@@ -32,16 +33,38 @@ HAVE_NS             Use the NeXT/OpenStep/Cocoa UI under 
macOS or GNUstep.
 NS_IMPL_GNUSTEP        Compile support for GNUstep implementation of NS GUI 
API.
 NS_IMPL_COCOA  Compile support for Cocoa (Apple) implementation of NS GUI API.
 HAVE_X11       Compile support for the X11 GUI.
+HAVE_PGTK      Compile support for using GTK itself without directly using X 
Windows APIs.
+HAVE_HAIKU     Compile support for the Haiku window system.
 HAVE_X_WINDOWS Compile support for X Window system
   (It looks like, nowadays, if HAVE_X11 is set, HAVE_X_WINDOWS must
    be, and vice versa.  At least, this is true for configure, and
    msdos; not sure about nt.)
-HAVE_X11R6
-HAVE_X11R6_XIM
-HAVE_X11XTR6
+
+** X Windows features **
+HAVE_X11R6     Whether or not the system has X11R6.  (Always defined.)
+HAVE_X11R6_XIM Whether or not the system supports XIM features introduced in 
R6.
+HAVE_X11XTR6   Whether or not the Xt is from X11R6 or newer.
+
 USE_LUCID      Use the Lucid toolkit for menus&scrollbars.  Requires HAVE_X11.
 USE_MOTIF      Use the Motif toolkit for menus&scrollbars.  Requires HAVE_X11.
-USE_GTK                Use the Gtk   toolkit for menus&scrollbars.  Requires 
HAVE_X11.
+USE_GTK                Use the Gtk   toolkit for menus&scrollbars.  Requires 
HAVE_X11 or HAVE_PGTK.
+HAVE_GTK3      Use GTK version 3 or later. Requires HAVE_X11.
+
+HAVE_XCB_SHAPE Whether or not XCB supports the Nonrectangular Window Shape 
extension.
+HAVE_XCOMPOSITE        Whether or not the XCOMPOSITE extension library is 
present.
+HAVE_XDBE      Whether or not to use the Xdbe extension for double buffering.
+HAVE_XFIXES    Whether or not the Xfixes extension library is present.
+HAVE_XINERAMA  Whether or not the Xinerama extension library is present.
+HAVE_XINPUT2   Whether or not to use version 2 of the X Input Extension for 
input.
+HAVE_XINPUT2_1 Whether or not version 2.1 of the X Input Extension is 
supported.
+HAVE_XINPUT2_2 Whether or not version 2.2 of the X Input Extension is 
supported.
+HAVE_XINPUT2_3 Whether or not version 2.3 of the X Input Extension is 
supported.
+HAVE_XINPUT2_4 Whether or not version 2.4 of the X Input Extension is 
supported.
+HAVE_XKB       Whether or not the XKB extension library is present.
+HAVE_XRANDR    Whether or not the RandR extension library is present.
+HAVE_XSHAPE    Whether or not the Nonrectangular Window Shape extension 
library is present.
+HAVE_XSYNC     Whether or not the X Synchronization Extension library is 
present.
+USE_XCB                Whether or not the XCB library is used to optimize some 
X requests.
 
 ** Frame types **