+if [ "$(uname -s)" = SunOS ]; then
+ gnu=/usr/gnu/bin
+ grep="$gnu/grep"
+
+ grep() { $gnu/grep "$@"; }
+ tail() { $gnu/tail "$@"; }
+
+ if ! tail /dev/null || ! echo '' | grep ''; then
+ echo >&2 'Sorry, native Solaris tools are not supported. Please install GNU Coreutils.'
+ exit $EXIT_SKIP_TEST
+ fi
+else
+ grep='grep'
+fi
+