xf86-video-intel: portability patch from Alpine.

Disable some options that are irrelevant and enabled by default.

srcpkgs/xf86-video-intel/patches/O_CLOEXEC.patch

@@ -0,0 +1,10 @@
+--- src/sna/kgem.c.orig
++++ src/sna/kgem.c
+@@ -37,6 +37,7 @@
+ #include <sys/mman.h>
+ #include <time.h>
+ #include <errno.h>
++#define __USE_GNU
+ #include <fcntl.h>
+ 
+ #include <xf86drm.h>

srcpkgs/xf86-video-intel/template

@@ -1,10 +1,9 @@
 # Template build file for 'xf86-video-intel'.
 pkgname=xf86-video-intel
 version=2.99.917
-revision=4
+revision=5
 lib32disabled=yes
 build_style=gnu-configure
-configure_args="--with-default-accel=sna --enable-kms-only --enable-sna"
 hostmakedepends="pkg-config dri2proto"
 makedepends="libudev-devel libdrm-devel libpciaccess-devel libXext-devel
  libXfixes-devel libXv-devel libXvMC-devel xcb-util-devel MesaLib-devel