[empathy] libnm_glib.pc has been renamed to lib-glib.pc (#624202)

[Guillaume Desmottes <gdesmott src gnome org>]

commit c519ac92b5c2b928685edbb05e3dc781885ff07d
Author: Laurent Bigonville <bigon bigon be>
Date:   Tue Jul 13 09:07:36 2010 +0200

    libnm_glib.pc has been renamed to lib-glib.pc (#624202)

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 2a51e71..12d3fd0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -253,7 +253,7 @@ else
 
    PKG_CHECK_MODULES(NETWORK_MANAGER,
    [
-      libnm_glib >= $NETWORK_MANAGER_REQUIRED
+      libnm-glib >= $NETWORK_MANAGER_REQUIRED
    ], have_nm="yes", have_nm="no")
 
    if test "x$have_nm" = "xyes"; then