File liblmdb-implicit-decl.patch of Package lmdb.13642

--- a/libraries/liblmdb.orig/lmmgr.c
+++ b/libraries/liblmdb/lmmgr.c
@@ -3,6 +3,7 @@ lmmgr.c : Add, remove or manage the maxr
 */
 #include <stdio.h>
 #include <string.h>
+#include <stdlib.h>
 #include "lmdb.h"
 
 static int report_error(int rc)