filter_doc       1151 maint/gnulib/lib/argp-help.c   const char *fstr = filter_doc (tstr, ARGP_KEY_HELP_HEADER, argp, pest->state);
filter_doc       1317 maint/gnulib/lib/argp-help.c       const char *fstr = filter_doc (tstr, real->key, entry->argp, state);
filter_doc       1367 maint/gnulib/lib/argp-help.c       const char *fstr = filter_doc (tstr, ARGP_KEY_HELP_DUP_ARGS_NOTE,
filter_doc       1530 maint/gnulib/lib/argp-help.c   const char *fdoc = filter_doc (tdoc, ARGP_KEY_HELP_ARGS_DOC, argp, state);