[ekiga] Changed the libtool flags for plugins

[Julien Puydt <jpuydt src gnome org>]

commit 83e55d7b608cedaf59fed571bf13efa3459f2ad2
Author: Julien Puydt <jpuydt gnome org>
Date:   Tue Jun 23 18:35:03 2009 +0200

    Changed the libtool flags for plugins
    
    Michael Rickmann says those work better on win32

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index feaaeb6..66dde56 100644
--- a/configure.ac
+++ b/configure.ac
@@ -821,7 +821,7 @@ dnl ###########################################################################
 dnl  Plugin support
 dnl ###########################################################################
 
-PLUGINS_LIBTOOL_FLAGS="-module -avoid-version"
+PLUGINS_LIBTOOL_FLAGS="-module -avoid-version -shared --no-undefined"
 AC_SUBST(PLUGINS_LIBTOOL_FLAGS)
 
 PLUGINDIR='${libdir}/ekiga/plugins'