diff -Naur libmcrypt-2.5.1/lib/mcrypt_modules.c libmcrypt-2.5.1.new/lib/mcrypt_modules.c

--- libmcrypt-2.5.1/lib/mcrypt_modules.c	2002-06-04 16:41:54 +0400

+++ libmcrypt-2.5.1.new/lib/mcrypt_modules.c	2002-06-04 16:41:34 +0400

@@ -25,6 +25,8 @@

 #include <mcrypt_internal.h>

 #include <xmemory.h>

+#include <dlfcn.h>

+

 #ifndef DEBUG

 # define fputs(x, y) 

 #endif