1 files changed, 4 insertions, 0 deletions
diff --git a/Clock.c b/Clock.c
index c5d7dbe..04d7dfd 100644
--- a/Clock.c
+++ b/Clock.c
@@ -30,6 +30,10 @@ in this Software without prior written authorization from The Open Group.
  * a NeWS clone clock
  */
 
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
 #include <X11/IntrinsicP.h>
 #include <X11/StringDefs.h>
 #include <X11/Xmu/Converters.h>