getpcblist_sysctl
pcblist = getpcblist_sysctl(name, &len);
pcblist = getpcblist_sysctl(name, &len);
pcblist = getpcblist_sysctl(name, &len);
pcblist = getpcblist_sysctl(name, &len);
struct kinfo_pcb *getpcblist_sysctl(const char *, size_t *);