ui: do not build-depend or link with libdrm, it is not needed

Opengl support brings up libdrm. But actually nothing uses this library
or includes any of its headers. Just remove checking for it from configure.

Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20180630165448.30795-1-mjt@msgid.tls.msk.ru
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
(cherry picked from commit 4939a1df7d60b4a24458544557ae262852e28567)

Change-Id: I1b3b633202f0f9ecf6500dbbdb547a37b87621c7

diff --git a/configure b/configure
index ea553b3f89d187e832050cf64afee56757316a6e..0e705d309745d263085608cc349efc9f66378d92 100755 (executable)
--- a/configure
+++ b/configure
@@ -3580,7 +3580,7 @@ libs_softmmu="$libs_softmmu $fdt_libs"
 # opengl probe (for sdl2, gtk, milkymist-tmu2)
 
 if test "$opengl" != "no" ; then
-  opengl_pkgs="epoxy libdrm gbm"
+  opengl_pkgs="epoxy gbm"
   if $pkg_config $opengl_pkgs x11; then
     opengl_cflags="$($pkg_config --cflags $opengl_pkgs) $x11_cflags"
     opengl_libs="$($pkg_config --libs $opengl_pkgs) $x11_libs"