add backup() function for /etc/X11/Xwrapper.config

trunk/PKGBUILD

@@ -13,7 +13,7 @@ pkgbase=xorg-server
 pkgname=('xorg-server' 'xorg-server-xephyr' 'xorg-server-xdmx' 'xorg-server-xvfb'
          'xorg-server-xnest' 'xorg-server-xwayland' 'xorg-server-common' 'xorg-server-devel')
 pkgver=1.20.5
-pkgrel=4
+pkgrel=5
 arch=('x86_64')
 license=('CUSTOM')
 url="https://xorg.freedesktop.org/releases/individual/xserver"
@@ -29,6 +29,9 @@ source=("${url}/${pkgbase}-${pkgver}.tar.bz2"{,.sig}
 groups=(
     'xorg')
 
+backup=(
+    'etc/X11/Xwrapper.config')
+
 makedepends=(
     'xorgproto'
     'pixman'