:# to run fubar in the 'proper' way# parse argsif [ $# -ne 1 ]; then    echo "usage: $0 number" 1>&2    exit 1fi# run/compile itrm -f incest.c x1 xex - <<EOFr fubar.orig.c6,7jw incest.cEOFchmod +x incest.ccsh incest.c $1rm -f incest.c x1 x