Checking patch sysdeps/mach/hurd/recvmsg.c...
error: while searching for:
	    err = reauthenticate (ports[i], &newports[newfds]);
	    if (err)
	      goto cleanup;
	    fds[j] = opened_fds[newfds] = _hurd_intern_fd (newports[newfds],
							   fds[j] | fd_flags,
							   0);
	    if (fds[j] == -1)
	      {

error: patch failed: sysdeps/mach/hurd/recvmsg.c:201
Applying patch sysdeps/mach/hurd/recvmsg.c with 1 reject...
Rejected hunk #1.