image_list,s,a,"",,,List of CCD images to correct
fixpix,b,h,yes,,,Fix bad CCD lines and columns?
overscan,b,h,yes,,,Apply overscan strip correction?
trim,b,h,yes,,,Trim the image?
readaxis,s,h,"line","column|line",, Read out axis (column|line)
fixfile,s,h,"",,,File describing the bad lines and columns
xskip1,i,h,INDEF,0,,X pixels to skip at start of overscan
xskip2,i,h,INDEF,0,,X pixels to skip at end of overscan
xtrim1,i,h,INDEF,0,,X pixels to trim at start of data
xtrim2,i,h,INDEF,0,,X pixels to trim at end   of data
ytrim1,i,h,INDEF,0,,Y pixels to trim at start of data
ytrim2,i,h,INDEF,0,,Y pixels to trim at end   of data
answer,s,ql,"yes","|yes|no|YES|NO|",,"Fit overscan vector for xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx interactively
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fd,*s,h,,,,Internal use only