Fix HPUX conditional syntax.

diff --git a/src/xfaces.c b/src/xfaces.c
index 4e4d469..9267931 100644 (file)
--- a/src/xfaces.c
+++ b/src/xfaces.c
@@ -35,7 +35,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 #include "window.h"
 
 /* Compensate for bug in Xos.h on hpux.  */
-#if HPUX
+#ifdef HPUX
 #include <time.h>
 #define __TIMEVAL__
 #endif