#! /bin/bash
# This script tests: pamtofits fitstopnm
# Also requires: 

  alias fitstopnm="${PBM_TESTPREFIX}fitstopnm"
  alias pamtofits="${PBM_TESTPREFIX}pamtofits"
  shopt -s expand_aliases

# Should produce 1926073387 101484, cksum of testimg.ppm
pamtofits testimg.ppm | fitstopnm | cksum