A small fix for vim cross compilation on OSX

Hi,

How can I push this small fix for the vim package so it cross compiles correctly on OSX?

Thanks.

diff --git a/utils/vim/Makefile b/utils/vim/Makefile
index 4f78d77..d8a934a 100644
--- a/utils/vim/Makefile
+++ b/utils/vim/Makefile
@@ -114,6 +114,7 @@ CONFIGURE_ARGS += \
        --disable-cscope \
        --disable-gpm \
        --disable-acl \
+       --disable-darwin \
        --with-tlib=ncurses

 CONFIGURE_VARS += \

By opening a pull request here.