[evolution] On windows, we need to have gthread-2.0 in the linker libraries

[Fridrich Strba <strba src gnome org>]

commit d3e942e7e75ac181541c751457e353a700383bb0
Author: Fridrich Strba <fridrich strba bluewin ch>
Date:   Fri Mar 5 21:45:10 2010 +0100

    On windows, we need to have gthread-2.0 in the linker libraries

 configure.ac |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 0f4290d..0e2d15b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -217,6 +217,7 @@ dnl Check for base dependencies early.
 dnl **********************************
 PKG_CHECK_MODULES([GNOME_PLATFORM],
 	[glib-2.0 >= glib_minimum_version
+	 gthread-2.0 >= glib_minimum_version
 	 gtk+-2.0 >= gtk_minimum_version
 	 gconf-2.0 >= gconf_minimum_version
 	 libgnomecanvas-2.0 >= libgnomecanvas_minimum_version