https://bugs.gentoo.org/580088
https://bugs.freedesktop.org/show_bug.cgi?id=94231

From c57842fa1f58104f5c5df7e46bb2d0a60de96ee3 Mon Sep 17 00:00:00 2001
From: Mike Frysinger <vapier@gentoo.org>
Date: Tue, 21 Jun 2016 12:18:15 -0400
Subject: [PATCH] pull in sys/sysmacros.h when available

This header provides major/minor/makedev funcs under most Linux C
libs.  Pull it in to fix building with newer versions that drop the
implicit include via sys/types.h.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
---
 configure.ac   | 2 +-
 libkms/linux.c | 3 +++
 xf86drm.c      | 3 +++
 3 files changed, 7 insertions(+), 1 deletion(-)

--- a/libkms/linux.c
+++ b/libkms/linux.c
@@ -44,6 +44,9 @@
 #ifdef HAVE_SYS_MKDEV_H
 #include <sys/mkdev.h>
 #endif
+#ifdef __linux__
+#include <sys/sysmacros.h>
+#endif
 
 #include "libdrm_macros.h"
 #include "internal.h"
--- a/xf86drm.c
+++ b/xf86drm.c
@@ -57,6 +57,9 @@
 #ifdef HAVE_SYS_MKDEV_H
 # include <sys/mkdev.h> /* defines major(), minor(), and makedev() on Solaris */
 #endif
+#ifdef __linux__
+#include <sys/sysmacros.h>
+#endif
 #include <math.h>
 
 /* Not all systems have MAP_FAILED defined */