port_buffer_size
extern ssize_t port_buffer_size(port_id port);
while ((ssizePort = port_buffer_size(*port)) != B_BAD_PORT_ID) {
ssize_t size = port_buffer_size(fReplyPort);
ssize_t size = port_buffer_size(gRequestPort);
ssize_t replySize = port_buffer_size(gPortReply);
ssize_t size = port_buffer_size(gRequestPort);
msg_size = port_buffer_size(fPort);
ssize_t length = port_buffer_size(fEventLooperPort);
size_t portsize = port_buffer_size(port);
size_t portsize = port_buffer_size(port);
ssize_t size = port_buffer_size(port);
length = port_buffer_size(_Port);
size = port_buffer_size(id);
size = port_buffer_size(id);
size = port_buffer_size(id);
size = port_buffer_size(id);
size = port_buffer_size(id);
size = port_buffer_size(id);
ssize_t bytes = port_buffer_size(port);
size = port_buffer_size(id);
size = port_buffer_size(id);
size = port_buffer_size(id);