sys/kern/kern_jail.c:900:8: error: cast from 'struct prison_ip *const *' to 'volatile unsigned long *' drops const qualifier [-Werror,-Wcast-qual]
sys/kern/kern_jail.c:900:8: error: cannot assign to variable '__retptr' with const-qualified type 'typeof (*&pr->pr_addrs[af])' (aka 'struct prison_ip *const')