ref: ae65ffa1cdffa379eb9a7f248cee5bb017bc4c06
dir: /rc/bin/""/
#!/bin/rc
PROMPT='[^ ]*%+[ ]+'
_x = `{" $* | tail -1}
if(~ $#_x 0) {
echo no such command found
exit notfound
}
echo ' ' $_x
_x=`{ echo -n 'eval '; echo $_x | sed 's/^'$PROMPT'//'}
rc -c $"_x