#! /bin/sh -e

RET=1
for PROGRAM in "$@"; do
 IFS_SAVE="$IFS"
 IFS=:
 for ELEMENT in $PATH; do
  if [ -f "$ELEMENT/$PROGRAM" -a -x "$ELEMENT/$PROGRAM" ]; then
   echo "$ELEMENT/$PROGRAM"
   RET=0
   break
  fi
 done
 IFS="$IFS_SAVE"
done

exit "$RET"