[gnome-session] configure: Check for new enough version of systemd-login

[Colin Walters <walters src gnome org>]

commit 12ffa57b4395bec23e4a2b6da0ad7d293d3304c3
Author: Colin Walters <walters verbum org>
Date:   Thu May 17 14:28:10 2012 -0400

    configure: Check for new enough version of systemd-login
    
    37 as shipped in Fedora 16 isn't.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=676269

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index d89ee20..88f93f7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -81,7 +81,7 @@ AC_ARG_ENABLE([systemd],
               [enable_systemd=auto])
 
 PKG_CHECK_MODULES(SYSTEMD,
-                  [libsystemd-login libsystemd-daemon polkit-gobject-1],
+                  [libsystemd-login >= 38 libsystemd-daemon polkit-gobject-1],
                   [have_systemd=yes], [have_systemd=no])
 
 AC_MSG_CHECKING([whether to use systemd])