- Update to upstream release 4.1.22:
- Features:
* refuse-any sends truncation (+TC) in reply to ANY queries
over UDP, and allows TCP queries like normal.
* Use accept4 to speed up answer of TCP queries
- Bug fixes:
* Fix nsec3 hash of parent and child co-hosted nsec3 enabled zones.
* Fix to use same condition for nsec3 hash allocation and free.
- Changes in version 4.1.21:
- Features:
* --enable-memclean cleans up memory for use with memory checkers,
eg. valgrind.
* refuse-any nsd.conf option that refuses queries of type ANY.
* lower memory usage for tcp connections, so tcp-count can be
higher.
- Bug fixes:
* Fix spelling error in xfr-inspect.
* Fix buffer size warnings from compiler on filename lengths.