Constant libc::IPV6_MULTICAST_ALL
pub const IPV6_MULTICAST_ALL: ::c_int = 29;The portability is definied by:
#[cfg(all(not(target_env = "uclibc"), not(any())))]pub const IPV6_MULTICAST_ALL: ::c_int = 29;#[cfg(all(not(target_env = "uclibc"), not(any())))]