This adds a missing link dependency on libdrm

Upstream-Status: Pending
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>

Index: DRI_1.10.4/configure.ac
===================================================================
--- DRI_1.10.4.orig/configure.ac
+++ DRI_1.10.4/configure.ac
@@ -55,6 +55,7 @@ XORG_DRIVER_CHECK_EXT(XV, videoproto)
 
 # Checks for pkg-config packages
 PKG_CHECK_MODULES(XORG, [xorg-server >= 1.0.99.901 xproto fontsproto $REQUIRED_MODULES])
+PKG_CHECK_MODULES(LIBDRM, [libdrm >= 2.3.0])
 sdkdir=$(pkg-config --variable=sdkdir xorg-server)
 
 # Checks for libraries.
Index: DRI_1.10.4/src/Makefile.am
===================================================================
--- DRI_1.10.4.orig/src/Makefile.am
+++ DRI_1.10.4/src/Makefile.am
@@ -11,9 +11,9 @@
 ##############################################################################
 
 
-AM_CFLAGS = @XORG_CFLAGS@
+AM_CFLAGS = @XORG_CFLAGS@ @LIBDRM_CFLAGS@
 libdri_la_LTLIBRARIES = libdri.la
-libdri_la_LDFLAGS = -module -avoid-version
+libdri_la_LDFLAGS = -module -avoid-version @LIBDRM_LIBS@
 libdri_ladir = @moduledir@/extensions
 libdri_la_SOURCES = \
 	dri.c \