diff --git a/acl.c b/acl.c
index 4740e78fe8..9d11a04b8b 100644
--- a/acl.c
+++ b/acl.c
@@ -71,10 +71,6 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
 #include "asterisk/srv.h"
 #include "asterisk/compat.h"
 
-#if defined(__OpenBSD__) || defined(__NetBSD__) || defined(__FreeBSD__)
-AST_MUTEX_DEFINE_STATIC(routeseq_lock);
-#endif
-
 struct ast_ha {
 	/* Host access rule */
 	struct in_addr netaddr;