export sys/types.h
export sys/socket.h
export sys/uio.h

use net

def TCP_CORK TCP_NOPUSH
  # see http://dotat.at/writing/nopush.html, disabling NOPUSH does not send

def sendfile(out_fd, in_fd, offset, count) sendfile_linux_compat(out_fd, in_fd, offset, count)

ssize_t sendfile_linux_compat(int out_fd, int in_fd, off_t *offset, size_t count)
	off_t count_1 = count
	int rv = sendfile(in_fd, out_fd, *offset, &count_1, NULL, 0)
	if rv < 0:
		return rv
	return (ssize_t)count_1

int darwin_net  # placeholder