#!/bin/rc
fn usage {
echo usage: $0 [-n num] program [arguments]
exit usage
}
rfork e
ifs='
'
nargs=1
while(~ $1 -*) {
switch($1) {
case -n
nargs=$2
shift 2
case *
echo bla
usage
while(x = `{read -n $nargs})
$* $x
if(! ~ $#x 0)
