1*21fc724cSGnoCiYeH pub const AF_INET: i32 = 2; 2*21fc724cSGnoCiYeH pub const AF_INET6: i32 = 10; 3*21fc724cSGnoCiYeH 4*21fc724cSGnoCiYeH pub const IPV4_MIN_MTU: u32 = 68; 5*21fc724cSGnoCiYeH pub const IPV6_MIN_MTU: u32 = 1280; 6*21fc724cSGnoCiYeH 7*21fc724cSGnoCiYeH pub const PRIO_MIN: i8 = -20; 8*21fc724cSGnoCiYeH pub const PRIO_MAX: i8 = 20;