open-iscsi: drop gnu-makefile, enables updating of config.guess.

srcpkgs/open-iscsi/template

@@ -1,10 +1,8 @@
 # Template file for 'open-iscsi'
 pkgname=open-iscsi
 version=2.0r873
-revision=2
+revision=3
 wrksrc="${pkgname}-${version/r/-}"
-build_style=gnu-makefile
-make_install_args="exec_prefix=/usr sbindir=/usr/bin"
 conf_files="/etc/iscsi/iscsid.conf /etc/iscsi/initiatorname.iscsi"
 short_desc="Open-iSCSI userland tools"
 maintainer="Christian Neukirchen <chneukirchen@gmail.com>"
@@ -22,7 +20,9 @@ post_extract() {
 do_build() {
 	make ${makejobs} CC="$CC" OPTFLAGS="$CFLAGS" LDFLAGS="$LDFLAGS"
 }
-post_install() {
+do_install() {
+	make install exec_prefix=/usr sbindir=/usr/bin DESTDIR="$DESTDIR"
+
 	vbin usr/iscsistart
 	for m in doc/*.8; do
 		vman $m