linux-user-chroot: update to 2013.1.

srcpkgs/linux-user-chroot/template

@@ -1,7 +1,7 @@
 # Template file for 'linux-user-chroot'
 pkgname=linux-user-chroot
-version=v2012.2
-revision=2
+version=v2013.1
+revision=1
 build_style=gnu-configure
 hostmakedepends="automake libtool git"
 short_desc="Setuid helper for making bind mounts and chrooting"
@@ -14,7 +14,6 @@ do_fetch() {
 	msg_normal "Fetching source from $url ...\n"
 	git clone -b${version} ${url} ${pkgname}-${version}
 }
-
 pre_configure() {
-	./autogen.sh
+	NOCONFIGURE=1 ./autogen.sh
 }