rem: if (status != 0)
add: if (status != EXIT_SUCCESS)
context: usage (int status){  if (status != 0)    fprintf (stderr, _("Try `%s --help' for more information.\n"),	     program_name);  else    {      printf (_("\Usage: %s [VARIABLE]...\n\  or:  %s OPTION\n\If no environment VARIABLE specified, print them all.\n\\n\"),	      program_name, program_name);      fputs (HELP_OPTION_DESCRIPTION, stdout);      fputs (VERSION_OPTION_DESCRIPTION, stdout);      printf (_("\nReport bugs to <%s>.\n"), PACKAGE_BUGREPORT);    }  exit (status);}