0000  SIOCGIFDEVMTU                     = 0xc0000000  SIOCGIFDSTADDR                    = 0xc0000000  SIOCGIFFLAGS                      = 0xc0000000  SIOCGIFGENERIC                    = 0xc000000a  SIOCGIFKPI                        = 0xc0000000  SIOCGIFMAC                        = 0xc0000000  SIOCGIFMEDIA                      = 0xc00