xvfb-run: fix for "mktemp: too few X's in template `Xauthority'"

xorg/xorg-server/xvfb-run.sh

@@ -3,7 +3,7 @@
 # This copyright note is auto-generated by ./scripts/Create-CopyPatch.
 #
 # Filename: package/.../xorg-server/xvfb-run.sh
-# Copyright (C) 2008 The OpenSDE Project
+# Copyright (C) 2008 - 2010 The OpenSDE Project
 # Copyright (C) 2005 - 2006 The T2 SDE Project
 # Copyright (C) XXXX - 2005 Debian
 #
@@ -152,7 +152,7 @@ if [ -z "$AUTHFILE" ]; then
         error "temporary directory $XVFB_RUN_TMPDIR already exists"
         exit 4
     fi
-    AUTHFILE=$(mktemp -p "$XVFB_RUN_TMPDIR" Xauthority)
+    AUTHFILE=$(mktemp -p "$XVFB_RUN_TMPDIR" Xauthority.XXXXXXXX)
 fi
 
 # Start Xvfb.