Enable GNU EFI support and add gnu-efi build dep

This enables/ships the systemd EFI boot loader.

Closes: #787720

debian/changelog

@@ -1,10 +1,15 @@
 systemd (222-3) UNRELEASED; urgency=medium
 
+  [ Michael Biebl ]
   * udev: Remove obsolete rm_conffile/mv_conffile functions from udev.preinst.
     The udev package is using dpkg-maintscripts-helper now to remove obsolete
     conffiles.
   * systemd: Remove obsolete conffile clean up from pre-wheezy.
 
+  [ Martin Pitt ]
+  * Enable GNU EFI support and add gnu-efi build dep. This enables/ships the
+    systemd EFI boot loader. (Closes: #787720)
+
  -- Michael Biebl <biebl@debian.org>  Tue, 21 Jul 2015 22:24:51 +0200
 
 systemd (222-2) unstable; urgency=medium

debian/control

@@ -22,6 +22,7 @@ Build-Depends: debhelper (>= 9),
                autoconf (>= 2.63),
                intltool,
                gperf,
+               gnu-efi,
                libcap-dev (>= 1:2.24-9~),
                libpam0g-dev,
                libapparmor-dev (>= 2.9.0-3+exp2),

debian/rules

@@ -50,6 +50,7 @@ CONFFLAGS_deb = \
 	--enable-compat-libs \
 	--enable-hwdb \
 	--enable-efi \
+	--enable-gnuefi \
 	PYTHON=python3
 
 CONFFLAGS_udeb = \
@@ -82,6 +83,7 @@ CONFFLAGS_udeb = \
 	--disable-hwdb \
 	--disable-manpages \
 	--disable-efi \
+	--disable-gnuefi \
 	--disable-seccomp \
 	--without-python