debug_r
debug_r(r, "channels %d: decode socks4", c->self);
debug_r(r, "channel %d: parse addr/port", c->self);
debug_r(r, "Couldn't get agent socket");
debug_r(r, "Couldn't find key in agent");
debug_r(r, "load public \"%s\"", path);
debug_r(r, "load private \"%s\"", path);
debug_r(r, "parse key %d", i);
debug_r(r, "ssh_get_authentication_socket");
debug_r(r, "no key from blob. pkalg %s", pkalg);
debug_r(r, "%s:%lu: cert_filter_principals",