[gedit] Fix the use of GeditSpinner with gtk+ < 2.19.0

[Steve Frécinaux <sfre src gnome org>]

commit 3bc74f2501b434dcd6dcd0e0ae1edf93ac5124b9
Author: Steve Frécinaux <code istique net>
Date:   Sun Nov 1 17:46:03 2009 +0100

    Fix the use of GeditSpinner with gtk+ < 2.19.0

 configure.ac |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 42dcbab..6b7c603 100644
--- a/configure.ac
+++ b/configure.ac
@@ -270,6 +270,7 @@ else
 fi
 
 AM_CONDITIONAL(BUILD_SPINNER, test "$gtkatleast" = "no")
+AC_DEFINE_UNQUOTED(BUILD_SPINNER,"$BUILD_SPINNER",[Define if GeditSpinner should be used instead of using GtkSpinner])
 
 if test "$platform_osx" = "no" &&
    test "$os_win32" = no; then