[frogr] Minor fix in configure.ac

[Mario Sanchez Prada <msanchez src gnome org>]

commit 1da898dceea60c358123b5d20849a09bc1be988f
Author: Mario Sanchez Prada <msanchez igalia com>
Date:   Sat Jul 23 13:05:52 2011 +0200

    Minor fix in configure.ac

 configure.ac |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 39e6e0f..8ce7abb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -116,11 +116,13 @@ else
 fi
 
 GTK2_MIN_VERSION=2.16
+GTK3_MIN_VERSION=3.0
+
 case "$with_gtk" in
      2.0) GTK_MIN_VERSION=$GTK2_MIN_VERSION
           GTK_API_VERSION=2.0
           ;;
-     3.0) GTK_MIN_VERSION=3.0
+     3.0) GTK_MIN_VERSION=$GTK3_MIN_VERSION
           GTK_API_VERSION=3.0
           ;;
 esac