add: printf (_("\nReport bugs to <%s>.\n"), PACKAGE_BUGREPORT);
context: usage (int status){  if (status != EXIT_SUCCESS)    fprintf (stderr, _("Try `%s --help' for more information.\n"),	     program_name);  else    {      printf (_("\Usage: %s [OPTION]... [INPUT]...   (without -G)\n\  or:  %s -G [OPTION]... [INPUT [OUTPUT]]\n"),	      program_name, program_name);      fputs (_("\Output a permuted index, including context, of the words in the input files.\n\\n\"), stdout);      fputs (_("\Mandatory arguments to long options are mandatory for short options too.\n\"), stdout);      fputs (_("\  -A, --auto-reference           output automatically generated references\n\  -C, --copyright                display Copyright and copying conditions\n\  -G, --traditional              behave more like System V `ptx'\n\  -F, --flag-truncation=STRING   use STRING for flagging line truncations\n\"), stdout);      fputs (_("\  -M, --macro-name=STRING        macro name to use instead of `xx'\n\  -O, --format=roff              generate output as roff directives\n\  -R, --right-side-refs          put references at right, not counted in -w\n\  -S, --sentence-regexp=REGEXP   for end of lines or end of sentences\n\  -T, --format=tex               generate output as TeX directives\n\"), stdout);      fputs (_("\  -W, --word-regexp=REGEXP       use REGEXP to match each keyword\n\  -b, --break-file=FILE          word break characters in this FILE\n\  -f, --ignore-case              fold lower case to upper case for sorting\n\  -g, --gap-size=NUMBER          gap size in columns between output fields\n\  -i, --ignore-file=FILE         read ignore word list from FILE\n\  -o, --only-file=FILE           read only word list from this FILE\n\"), stdout);      fputs (_("\  -r, --references               first field of each line is a reference\n\  -t, --typeset-mode               - not implemented -\n\  -w, --width=NUMBER             output width in columns, reference excluded\n\"), stdout);      fputs (HELP_OPTION_DESCRIPTION, stdout);      fputs (VERSION_OPTION_DESCRIPTION, stdout);      fputs (_("\\n\With no FILE or if FILE is -, read Standard Input.  `-F /' by default.\n\"), stdout);    }  exit (status);}