--- ./pam_get_service.c.old	2006-02-04 19:46:59.281150381 +0100
+++ ./pam_get_service.c	2006-02-04 19:47:13.389268447 +0100
@@ -4,6 +4,7 @@
 
 /* $Id: pam_get_service.c,v 1.2 2000/06/25 10:01:41 ljb Exp $ */
 #include <security/pam_modules.h>
+#include <stdlib.h>
 
 const char *pam_get_service(pam_handle_t *pamh)
 {