Yet Another CPAN Grep

Locale-XGettext ( G/GU/GUIDO/Locale-XGettext-0.8.tar.gz, GUIDO, 2023; MetaCPAN )

Locale-XGettext/lib/Locale/XGettext.pod ( view source; MetaCPAN )

 keywords 
(actually just a subset for it) for the language C would look like 
this (expressed in JSON):

    [
        "gettext:1",
        "ngettext:1,2",
        "pgettext:1c,2",
        "npgettext

fault flag
specifications for the specific language.  An example may look
like this (expressed in JSON):

    [
        "gettextx:1:perl-brace-format",
        "ngettextx:1:perl-brace-format",