1# $FreeBSD$ 2 3f() { 4 local PATH IFS elem 5 IFS=: 6 for elem in ''$PATH''; do 7 PATH=/var/empty/$elem:$PATH 8 done 9 ls -d / >/dev/null 10} 11 12p1=$(command -v ls) 13f 14p2=$(command -v ls) 15[ "$p1" = "$p2" ] 16