rem: exit (status == 0 ? EXIT_SUCCESS : EXIT_FAILURE);
add: exit (status);
context: usage (int status){  if (status != 0)    fprintf (stderr, _("Try `%s --help' for more information.\n"),	     program_name);  else    {      printf (_("\Usage: %s [OPTION]... [FILE]...\n\"),	      program_name);      fputs (_("\Write lines consisting of the sequentially corresponding lines from\n\each FILE, separated by TABs, to standard output.\n\With no FILE, or when FILE is -, read standard input.\n\\n\"), stdout);      fputs (_("\Mandatory arguments to long options are mandatory for short options too.\n\"), stdout);      fputs (_("\  -d, --delimiters=LIST   reuse characters from LIST instead of TABs\n\  -s, --serial            paste one file at a time instead of in parallel\n\"), stdout);      fputs (HELP_OPTION_DESCRIPTION, stdout);      fputs (VERSION_OPTION_DESCRIPTION, stdout);      /* FIXME: add a couple of examples.  */      printf (_("\nReport bugs to <%s>.\n"), PACKAGE_BUGREPORT);    }  exit (status == 0 ? EXIT_SUCCESS : EXIT_FAILURE);}