master
Import rad(8). It's a Router Advertisement Daemon written using the standard 3 process privsep pattern and a parse.y based config file. Commit early to continue work in tree. OK jca "it's totally rad" phessler@ "usr.sbin never runs out of space" deraadt@
Convert simple stuff in usr.sbin over to new imsgbuf_init behaviour
Move control_state and ctl_conns to control.c, it's not needed elsewhere and unbreaks -fno-common. Inspired by claudio Problem reported by mortimer
Ensure we are getting send proper strings from the parent.
including sys/cdefs.h manually started as a result of netbsd trying to macro-build a replacement for sccsid, and was done without any concern for namespace damage. Unfortunately this practice started infecting other code as others were unaware they didn't need the file. ok millert guenther
Send source link-layer address option in router advertisements.
Implement RFC 8781 PREF64 router advertisement option.
Use .Cm on keywords where it is unambiguously required, namely: yes, no, high, medium, low. OK florian@ and caspar@ on a slightly larger diff.
Adjust rDNS lifetime to RFC 8106 default (minimum) value.