#! /bin/bash
# This script tests: pbmtomrf mrftopbm
# Also requires: 

  alias mrftopbm="${PBM_TESTPREFIX}mrftopbm"
  alias pbmtomrf="${PBM_TESTPREFIX}pbmtomrf"
  shopt -s expand_aliases

# Should print 2425386270 41, cksum of testgrid.pbm
pbmtomrf testgrid.pbm | mrftopbm | cksum