#! /bin/ksh

status=1
SAVEPATH=$PATH
for prog
do
    PATH=$SAVEPATH
    while test "$PATH"
    do
        dir=${PATH%%:*}
        if test -x $dir/$prog -a ! -d $dir/$prog
        then
            echo $dir/$prog
            status=0
        fi
        if test "$PATH" = "$dir"
        then
            PATH=
        else
            PATH=${PATH#*:}
        fi
    done
done
exit $status