WRITE_ERROR_CODE  939 contrib/tools/pngfix.c       case WRITE_ERROR_CODE:      return "write";
WRITE_ERROR_CODE  963 contrib/tools/pngfix.c       case WRITE_ERROR_CODE:      reason = "write error";
WRITE_ERROR_CODE 1351 contrib/tools/pngfix.c          stop(file, WRITE_ERROR_CODE, "write byte");