systemd: do not play dirty tricks with /lib64, subpkgs for optdepends.

srcpkgs/systemd/systemd-gnome-passwd-agent.template

@@ -0,0 +1,19 @@
+# Template file for 'systemd-gnome-passwd-aggent'.
+#
+short_desc="${sourcepkg} - GNOME password agent helper"
+long_desc="${long_desc}
+
+ This package contains systemd-gnome-ask-password-agent, a GNOME
+ helper to assist in password changes with systemd."
+
+Add_dependency run glibc
+Add_dependency run glib
+Add_dependency run gtk+
+Add_dependency run libnotify
+Add_dependency run systemd
+
+do_install()
+{
+	install -d ${DESTDIR}/usr/bin
+	mv ${SRCPKGDESTDIR}/usr/bin/systemd-gnome* ${DESTDIR}/usr/bin
+}