Prevent the following compile-time error due to a missing system

header file (see --enable-config-udev which defaults to "auto"):

  CCLD     Xorg
/usr/bin/ld: common/.libs/libcommon.a(udev.o): in function `device_added':
udev.c:(.text+0x2bb): undefined reference to `major'
/usr/bin/ld: udev.c:(.text+0x2fe): undefined reference to `minor'
/usr/bin/ld: udev.c:(.text+0x666): undefined reference to `minor'
/usr/bin/ld: udev.c:(.text+0x672): undefined reference to `major'
/usr/bin/ld: udev.c:(.text+0x69e): undefined reference to `minor'
/usr/bin/ld: udev.c:(.text+0x6ab): undefined reference to `major'
/usr/bin/ld: common/.libs/libcommon.a(udev.o): in function `device_removed':
udev.c:(.text+0xb6a): undefined reference to `minor'
/usr/bin/ld: udev.c:(.text+0xb77): undefined reference to `major'
/usr/bin/ld: common/.libs/libcommon.a(udev.o): in function `config_udev_odev_probe':
udev.c:(.text+0x10ee): undefined reference to `minor'
/usr/bin/ld: udev.c:(.text+0x10fc): undefined reference to `major'

Fixes: xorg/xserver#879

Signed-off-by: Guido Trentalancia <guido@trentalancia.com>
3 jobs for master in 13 minutes and 30 seconds (queued for 16 seconds)
Status Name Job ID Coverage
  Docker Image
passed debian-testing #550544

00:05:07

 
  Build And Test
passed autotools-build-and-test #550545

00:06:18

passed meson-build-and-test #550546

00:02:04