Author: Andreas Beckmann <anbe@debian.org>
Description: NVCtrlLib.h uses macros from X11/Xlib.h
Bug-Debian: https://bugs.debian.org/978192

--- a/src/libXNVCtrl/NVCtrlLib.h
+++ b/src/libXNVCtrl/NVCtrlLib.h
@@ -26,6 +26,8 @@
 
 #include "NVCtrl.h"
 
+#include <X11/Xlib.h>
+
 #if defined __cplusplus
 extern "C" {
 #endif