[caribou] configure: fix IM-configuring logic

[Eitan Isaacson <eitani src gnome org>]

commit 5fb5f2086cca8bd2923fd6ebb43f362da90c0d34
Author: Dan Winship <danw gnome org>
Date:   Thu Jun 30 09:33:09 2011 -0400

    configure: fix IM-configuring logic
    
    was using the wrong variable names
    
    https://bugzilla.gnome.org/show_bug.cgi?id=653754

 configure.ac |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 91faea6..e8ba89c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -61,8 +61,8 @@ dnl == IM modules ==
 AC_ARG_ENABLE(im_gtk3_module,
     AS_HELP_STRING([--enable-im-gtk3-module],
                    [Build GTK3 im module]),
-    [enable_gtk3_im_modules=$enableval],
-    [enable_gtk3_im_modules=no]
+    [enable_gtk3_im_module=$enableval],
+    [enable_gtk3_im_module=no]
 )
 AM_CONDITIONAL([ENABLE_GTK3_IM_MODULE], [test x"$enable_gtk3_im_module" = x"yes"])
 
@@ -79,8 +79,8 @@ fi
 AC_ARG_ENABLE(im_gtk2_module,
     AS_HELP_STRING([--enable-im-gtk2-module],
                    [Build GTK2 im module]),
-    [enable_gtk2_im_modules=$enableval],
-    [enable_gtk2_im_modules=no]
+    [enable_gtk2_im_module=$enableval],
+    [enable_gtk2_im_module=no]
 )
 AM_CONDITIONAL([ENABLE_GTK2_IM_MODULE], [test x"$enable_gtk2_im_module" = x"yes"])