diff --git a/engine/client/cl_gameui.c b/engine/client/cl_gameui.c
index e5bf2683..5d3b41ec 100644
--- a/engine/client/cl_gameui.c
+++ b/engine/client/cl_gameui.c
@@ -1262,7 +1262,8 @@ static ui_extendedfuncs_t gExtendedfuncs =
 	pfnGetRenderers,
 	Sys_DoubleTime,
 	pfnParseFileSafe,
-	NET_AdrToString
+	NET_AdrToString,
+	NET_CompareAdrSort,
 };
 
 void UI_UnloadProgs( void )
diff --git a/engine/menu_int.h b/engine/menu_int.h
index d273d8f6..d32c4bb3 100644
--- a/engine/menu_int.h
+++ b/engine/menu_int.h
@@ -209,12 +209,12 @@ typedef struct ui_extendedfuncs_s {
 	// new engine extended api start here
 	// returns 1 if there are more in list, otherwise 0
 	int (*pfnGetRenderers)( unsigned int num, char *shortName, size_t size1, char *readableName, size_t size2 );
-
 	double (*pfnDoubleTime)( void );
-
 	char *(*pfnParseFile)( char *data, char *buf, const int size, unsigned int flags, int *len );
 
-	const char	*(*pfnAdrToString)( const struct netadr_s a );
+	// network address funcs
+	const char *(*pfnAdrToString)( const struct netadr_s a );
+	int (*pfnCompareAdr)( const void *a, const void *b ); // netadr_t
 } ui_extendedfuncs_t;
 
 // deprecated export from old engine