--- ray/src/util/setscan.c	2003/06/27 11:32:12	2.3
+++ ray/src/util/setscan.c	2004/03/26 23:34:23	2.4
@@ -1,10 +1,11 @@
 #ifndef lint
-static const char	RCSid[] = "$Id: setscan.c,v 2.3 2003/06/27 11:32:12 schorsch Exp $";
+static const char	RCSid[] = "$Id: setscan.c,v 2.4 2004/03/26 23:34:23 schorsch Exp $";
 #endif
 /*
  * Convert angle ranges of the form a-b:s,c to discrete values
  */
 
+#include <stdlib.h>
 #include <ctype.h>
 
 #include "setscan.h"