(ISC_MAGIC_FREE): Likewise.

--with-optimization.

	include_HEADERS so that nothing from isc gets installed by lyskomd.

	from isc gets installed by lyskomd.

which included commits to RCS files with non-trunk default branches.

because of bzero).

format string if HAVE_ATTRIBUTE_FORMAT_PRINTF is set.

	SO_LINGER and SO_REUSEADDR arguments.  The old-style style
	previously used should no longer be necessary on modern operating
	systems, and in fact it no longer works everywere.
(isc_listentcp): Clear errno on each loop in the retry loop.