fails:Socket::AncillaryData#cmsg_is? using :INET, :IP, :TTL as the family, level, and type returns true when comparing with IPPROTO_IP and IP_TTL
fails:Socket::AncillaryData#cmsg_is? using :INET, :IP, :TTL as the family, level, and type returns true when comparing with :IP and :TTL
fails:Socket::AncillaryData#cmsg_is? using :INET, :IP, :TTL as the family, level, and type returns false when comparing with :IP and :PKTINFO
fails:Socket::AncillaryData#cmsg_is? using :INET, :IP, :TTL as the family, level, and type returns false when comparing with :SOCKET and :RIGHTS
fails:Socket::AncillaryData#cmsg_is? using :INET, :IP, :TTL as the family, level, and type raises SocketError when comparing with :IPV6 and :RIGHTS
