rb_getaddrinfo    522 ext/socket/raddrinfo.c     error = rb_getaddrinfo(hostp, portp, hints, &res);
rb_getaddrinfo    288 ext/socket/rubysocket.h int rb_getaddrinfo(const char *node, const char *service, const struct addrinfo *hints, struct rb_addrinfo **res);
rb_getaddrinfo   1311 ext/socket/socket.c 	error = rb_getaddrinfo(hptr, pptr, &hints, &res);