Type Alias | XPC
typealias xpc_peer_requirement_t = OS_xpc_peer_requirementXPC peer requirement is an abstract type that represents a validated requirement on peers.
Users can specify a requirement via xpc_peer_requirement_create_* API. These constructors will return a non-null xpc_peer_requirement_t if the requirement is valid. Users can set a xpc_peer_requirement_t on connections, sessions or listeners using one of xpc_*_set_peer_requirement API.
xpc_peer_requirement_t is reference counted and concurrency-safe. One xpc_peer_requirement_t can be shared among multiple connections, sessions or listeners.