*/
#ifndef lint
-static char sccsid[] = "@(#)mystring.c 8.1 (Berkeley) 5/31/93";
+static char sccsid[] = "@(#)mystring.c 8.2 (Berkeley) 5/4/95";
#endif /* not lint */
/*
* is_number(s) Return true if s is a string of digits.
*/
+#include <stdlib.h>
#include "shell.h"
#include "syntax.h"
#include "error.h"