--- md5.c.orig	2004-03-31 02:30:21.000000000 -0500
+++ md5.c	2022-06-11 21:27:36.000000000 -0400
@@ -24,6 +24,7 @@
    public domain.  */
 
 #include <sys/types.h>
+#include <string.h>
 
 #ifdef HAVE_CONFIG_H
 #include "config.h"
--- configure.orig	2005-03-06 06:21:31
+++ configure	2023-02-08 23:53:30
@@ -3179,8 +3179,8 @@
   for (i = 0; i < 256; i++)
     if (XOR (islower (i), ISLOWER (i))
         || toupper (i) != TOUPPER (i))
-      exit(2);
-  exit (0);
+      return (2);
+  return (0);
 }
 _ACEOF
 rm -f conftest$ac_exeext