From c89a609be263f6848b18df7aa86a12fe84b7693a Mon Sep 17 00:00:00 2001
From: Albrecht Schlosser <albrechts.fltk@online.de>
Date: Sat, 23 Apr 2016 14:25:15 +0000
Subject: [PATCH] Fix compilation warnings.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3-porting@11685 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
---
 FL/x.H | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/FL/x.H b/FL/x.H
index 005c1fc7e..7083164f8 100644
--- a/FL/x.H
+++ b/FL/x.H
@@ -41,7 +41,7 @@ class Fl_Window;
 #  else // X11
 #   include <FL/fl_types.h>
 #   include <FL/Enumerations.H>
-#    ifndef USE_X11
+#    if !defined(USE_X11)
 #      define USE_X11 1
 #    endif
 #    if defined(_ABIN32) || defined(_ABI64) // fix for broken SGI Irix X .h files
@@ -126,7 +126,7 @@ public:
   // static variables, static functions and member functions
   static Fl_X* first;
   static Fl_X* i(const Fl_Window* w) {return (Fl_X*)w->i;}
-#  if USE_X11 // for backward compatibility
+#  if defined(USE_X11) // for backward compatibility
   static void make_xid(Fl_Window*, XVisualInfo* =fl_visual, Colormap=fl_colormap);
   static Fl_X* set_xid(Fl_Window*, Window);
 #  endif