--- byacc-1.9/defs.h.busted	Sat May  6 21:10:56 2000
+++ byacc-1.9/defs.h	Sat May  6 21:11:22 2000
@@ -1,7 +1,8 @@
 #include <assert.h>
 #include <ctype.h>
 #include <stdio.h>
-
+#include <string.h>
+#include <stdlib.h>
 
 /*  machine-dependent definitions			*/
 /*  the following definitions are for the Tahoe		*/
@@ -280,10 +281,3 @@
 extern int errno;
 
 
-/* system functions */
-
-extern void free();
-extern char *calloc();
-extern char *malloc();
-extern char *realloc();
-extern char *strcpy();

