rem: fputs (version_etc_copyright, stream); putc ('\n', stream);  fputs (_("\ This is free software; see the source for copying conditions.  There is NO\n\ warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n"), stream);
add: va_start (authors, version); version_etc_va (stream, command_name, package, version, authors);
context: version_etc (FILE *stream,	     const char *command_name, const char *package,	     const char *version, const char *authors){  if (command_name)    fprintf (stream, "%s (%s) %s\n", command_name, package, version);  else    fprintf (stream, "%s %s\n", package, version);  fprintf (stream, _("Written by %s.\n"), authors);  putc ('\n', stream);  fputs (version_etc_copyright, stream);  putc ('\n', stream);  fputs (_("\This is free software; see the source for copying conditions.  There is NO\n\warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n"),	 stream);}