[gtk+] Update gtk/Makefile.am

[Chun-wei Fan <fanchunwei src gnome org>]

commit 7cf479135d3a4c8ea8aa3921c9c7fad80ba5cac2
Author: Chun-wei Fan <fanchunwei src gnome org>
Date:   Fri Aug 19 15:39:24 2011 +0800

    Update gtk/Makefile.am
    
    Distribute fallback implementation source file for rint()/round()

 gtk/Makefile.am |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/gtk/Makefile.am b/gtk/Makefile.am
index 2ddfab1..ec3ff04 100644
--- a/gtk/Makefile.am
+++ b/gtk/Makefile.am
@@ -843,7 +843,8 @@ gtk_extra_sources =				\
 	gtkstatusicon-quartz.c			\
 	gtk.symbols				\
 	gtkversion.h.in				\
-	gtkmarshalers.list
+	gtkmarshalers.list			\
+	fallback-c89.c
 
 #
 # setup GTK+ sources and their dependencies