20241007:
- build fix for -Wincompatible-pointer-types
- configure script update to autoconf version 2.71

20240929:
- updated default buffer calculation for more sane defaults
- minor updates for debug messages

20240818:
- fix port range check (Peter Pentchev)
- fix ipv6 only mode
- enhanced incoming host check to work with IP, hostname, FQHN
- enhanced ipv6 hostname parsing