Added the appropriate #! magic at the beginning of shell scripts. (Some modern shells don't like scripts to be without it.)

util/cpp/input.c

@@ -3,6 +3,10 @@
  * (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
  * See the copyright notice in the ACK home directory, in the file "Copyright".
  */
+ 
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
 #include "file_info.h"
 #include "input.h"
 #define INP_TYPE	struct file_info