libdrm: don't install the kernel headers.

These are installed by glibc these days.

libdrm/.footprint

@@ -1,21 +1,6 @@
 drwxr-xr-x	root/root	usr/
 drwxr-xr-x	root/root	usr/include/
 drwxr-xr-x	root/root	usr/include/drm/
--rw-r--r--	root/root	usr/include/drm/drm.h
--rw-r--r--	root/root	usr/include/drm/drm_mode.h
--rw-r--r--	root/root	usr/include/drm/drm_sarea.h
--rw-r--r--	root/root	usr/include/drm/i915_drm.h
--rw-r--r--	root/root	usr/include/drm/mach64_drm.h
--rw-r--r--	root/root	usr/include/drm/mga_drm.h
--rw-r--r--	root/root	usr/include/drm/nouveau_drm.h
--rw-r--r--	root/root	usr/include/drm/r128_drm.h
--rw-r--r--	root/root	usr/include/drm/r300_reg.h
--rw-r--r--	root/root	usr/include/drm/radeon_drm.h
--rw-r--r--	root/root	usr/include/drm/savage_drm.h
--rw-r--r--	root/root	usr/include/drm/sis_drm.h
--rw-r--r--	root/root	usr/include/drm/via_3d_reg.h
--rw-r--r--	root/root	usr/include/drm/via_drm.h
--rw-r--r--	root/root	usr/include/drm/xgi_drm.h
 -rw-r--r--	root/root	usr/include/intel_bufmgr.h
 -rw-r--r--	root/root	usr/include/xf86drm.h
 -rw-r--r--	root/root	usr/include/xf86drmMode.h

libdrm/Pkgfile

@@ -5,7 +5,7 @@
 
 name=libdrm
 version=2.4.9
-release=1
+release=2
 source=(http://dri.freedesktop.org/libdrm/libdrm-$version.tar.bz2)
 
 build() {
@@ -13,4 +13,7 @@ build() {
     ./configure --prefix=/usr
     make
     make DESTDIR=$PKG install
+
+    # these headers are provided by glibc these days
+    rm $PKG/usr/include/drm/*.h
 }