...now they are upstream-cpan and supported
Deprecated in Perl 5.10.0
-=item Linux abstract Unix domain sockets
-
-Introduced in Perl 5.9.2
-
-See also L<Socket>
-
=item Smart match (C<~~>)
Introduced in Perl 5.10.0
See also L<perlre>
+=item Linux abstract Unix domain sockets
+
+Introduced in Perl 5.9.2
+
+Accepted before Perl 5.20.0. The Socket library is now primarily maintained
+on CPAN, rather than in the perl core.
+
+See also L<Socket>
+
=item Lvalue subroutines
Introduced in Perl 5.6.0