From a102c4056f6b01035772cf79060012ff800c9669 Mon Sep 17 00:00:00 2001
From: aarzilli <alessandro.arzilli@gmail.com>
Date: Wed, 18 Jan 2017 09:50:29 +0100
Subject: [PATCH] Makefile: do not redefine $XPROTO if it's already defined.

---
 nexgb/Makefile | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/nexgb/Makefile b/nexgb/Makefile
index 7a3dae2..c0ee531 100644
--- a/nexgb/Makefile
+++ b/nexgb/Makefile
@@ -10,7 +10,9 @@
 # Go package.
 
 # My path to the X protocol XML descriptions.
+ifndef XPROTO
 XPROTO=/usr/share/xcb
+endif
 
 # All of the XML files in my /usr/share/xcb directory EXCEPT XKB. -_-
 # This is intended to build xgbgen and generate Go code for each supported