--- Xonotic.orig/source/darkplaces/sys_shared.c
+++ Xonotic/source/darkplaces/sys_shared.c
@@ -69,9 +69,6 @@
 	else
 		moncleanup();
 #endif
-#elif defined(__linux__) || defined(__FreeBSD__)
-	extern int moncontrol(int);
-	moncontrol(enable);
 #endif
 }