...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
(Deprecated: Use ip::network_v4
class.) Obtain an address object that represents the broadcast address
that corresponds to the specified address and netmask.
static address_v4 broadcast( const address_v4 & addr, const address_v4 & mask);