--- ray/src/common/mktemp.c	1992/11/24 16:29:46	2.2
+++ ray/src/common/mktemp.c	2003/06/07 12:50:20	2.5
@@ -1,14 +1,15 @@
-/* Copyright (c) 1992 Regents of the University of California */
-
 #ifndef lint
-static char SCCSid[] = "$SunId$ LBL";
+static const char	RCSid[] = "$Id: mktemp.c,v 2.5 2003/06/07 12:50:20 schorsch Exp $";
 #endif
-
 /*
  * Replacement mktemp(3) function for systems without
  */
 
+#include "copyright.h"
+
+#ifndef NULL
 #define  NULL		0
+#endif
 
 
 char *