--- ./src/acl/external/eDirectory_userip/ext_edirectory_userip_acl.cc.orig	2018-08-02 06:23:27 +0000
+++ ./src/acl/external/eDirectory_userip/ext_edirectory_userip_acl.cc	2018-08-02 06:23:44 +0000
@@ -39,6 +39,7 @@
 #include "helper/protocol_defines.h"
 #include "rfc1738.h"
 #include "util.h"
+#include <sys/socket.h>
 
 #define EDUI_PROGRAM_NAME       "ext_edirectory_userip_acl"
 #define EDUI_PROGRAM_VERSION        "2.1"