int fd AND PTR buf AND size_t n AND int flags)
int fd AND const PTR buf AND size_t n AND int flags)
DEFUN(__send, (fd, buf, n, flags),      int fd AND PTR buf AND size_t n AND int flags){  error_t err;  int wrote;  err = HURD_DPORT_USE (fd, __socket_send (port, MACH_PORT_NULL,					   flags, buf, n,					   NULL, MACH_MSG_TYPE_COPY_SEND, 0,					   NULL, 0, &wrote));  return err ? __hurd_dfail (fd, err) : wrote;}