xdm: adjust PATH for usrmerge

srcpkgs/xdm/template

@@ -1,7 +1,7 @@
 # Template file for 'xdm'
 pkgname=xdm
 version=1.1.14
-revision=1
+revision=2
 build_style=gnu-configure
 configure_args="--with-random-device=/dev/urandom
  --with-utmp-file=/var/run/utmp
@@ -24,6 +24,10 @@ homepage="http://xorg.freedesktop.org"
 distfiles="${XORG_SITE}/app/${pkgname}-${version}.tar.xz"
 checksum=3e9bf25636797ec9e595286dd6820ecc33901439f07705eaf608ecda012c3d5f
 
+pre_configure() {
+	export DEF_USER_PATH=/usr/local/sbin:/usr/local/bin:/usr/bin:/usr/sbin:/sbin:/bin
+}
+
 post_install() {
 	vsv xdm
 	vinstall ${FILESDIR}/xdm.pam 644 etc/pam.d xdm