Portability fix: check if ip_user_check can be build

diff --git a/helpers/external_acl/ip_user/config.test b/helpers/external_acl/ip_user/config.test
index 039e4d0069c5c26909f86c505b9de66182e6d1f3..edc51046434f97ce2cc8c716803b5020e131f785 100755 (executable)
--- a/helpers/external_acl/ip_user/config.test
+++ b/helpers/external_acl/ip_user/config.test
@@ -1,2 +1,5 @@
 #!/bin/sh
-exit 0
+if [ -f /usr/include/sys/socket.h ]; then
+    exit 0
+fi
+exit 1