Function us_adopt_accepted_socket 

pub unsafe extern "C" fn us_adopt_accepted_socket(
    ssl: c_int,
    context: *mut us_socket_context_t,
    client_fd: c_int,
    socket_ext_size: c_uint,
    addr_ip: *mut c_char,
    addr_ip_length: c_int,
) -> *mut us_socket_t