task	imtitle		= t_imtitle,
	mkhistogram	= t_mkhistogram,
	oimcombine	= t_imcombine,
	ofixpix		= t_fixpix,
	oimstatistics	= t_oimstatistics,
	orfits		= t_rfits,
	owfits		= t_wfits,
	radplt		= t_radplt