- Update to upstream release 4.1.22
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, on Linux, FreeBSD
and OpenBSD.
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.
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 unused variable warnings and uninit variable in statistics
printout from clang analyzer.
- Fix spelling error in xfr-inspect.
- Fix #3562: explain build error when flex missing.
- Fix buffer size warnings from compiler on filename lengths.
- Fix #4093: Release notes not using 2018.