#!/bin/sh fl="-std=c89" for opt; do case "$opt" in -ansi | -std=c89 | -std=iso9899:1990) fl="" ;; -std=*) echo "$(basename $0) called with non ANSI/ISO C option $opt" >&2 exit 1 ;; esac done exec gcc-${_ver} $fl ${1+"$@"}