# $FreeBSD$ ${SH} -c 'echo `echo .BA"DCODE.` echo ".BAD"CODE.' 2>&1 | grep -q BADCODE && exit 1 echo '`"`' | ${SH} -n 2>/dev/null && exit 1 echo '`'"'"'`' | ${SH} -n 2>/dev/null && exit 1 exit 0