Ensure all *.c files include config.h before any other headers

Makes sure that any flags set in config.h that affect system headers
are applied equally across all source files.

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/geometry.c b/geometry.c
index 428addf..7ac890b 100644
--- a/geometry.c
+++ b/geometry.c
@@ -25,6 +25,10 @@ in this Software without prior written authorization from The Open Group.
  * Author:  Chris D. Peterson, MIT X Consortium
  */
 
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
 #include <X11/Intrinsic.h>
 #include <X11/StringDefs.h>
 #include <X11/Shell.h>