Synchronize with FreeBSD Simplified Chinese Project build support.

This will make it possible for future synchronization in the upcoming
couple of days.

This commit also MFen:
share/sgml/mailing-lists.ent 1.35 -> 1.41
share/sgml/l10n.ent 1.1 -> 1.2

Obtained from: The FreeBSD Simplified Chinese Project CVS