systemd: add -devel subpkg, move manpages to subpkgs, emul gentoo.

srcpkgs/systemd/template

@@ -3,7 +3,7 @@ pkgname=systemd
 version=29
 distfiles="http://www.freedesktop.org/software/$pkgname/$pkgname-$version.tar.bz2"
 build_style=gnu_configure
-configure_args="--with-distro=other --with-rootdir= --localstatedir=/var
+configure_args="--with-distro=gentoo --with-rootdir= --localstatedir=/var
 --with-pamlibdir=/lib/security --disable-selinux"
 short_desc="systemd is a system and service manager for Linux"
 maintainer="Mike Rosset <mike.rosset@gmail.com>"
@@ -19,7 +19,7 @@ long_desc="
  implements an elaborate transactional dependency-based service control logic. 
  It can work as a drop-in replacement for sysvinit."
 
-subpackages="systemd-admin systemd-gnome-passwd-agent"
+subpackages="systemd-admin systemd-gnome-passwd-agent systemd-devel"
 conf_files="/etc/systemd/system.conf"
 
 Add_dependency run glibc
@@ -53,4 +53,5 @@ post_install()
 	for manpage in telinit halt reboot poweroff runlevel shutdown; do
 		mv ${manpage}.8 ${manpage}-systemd.8
 	done
+	mv ${DESTDIR}/usr/share/pkgconfig ${DESTDIR}/usr/lib
 }