October 4, 2004 These routines represent an extension to the imio header routines manipulation. Most of them have a new parameter which is the FITS header comment field. The routine names have changed slighly to avoid collision and to have some meaning; e.g. the ending 'c' for comment. There are a couple of new routines to handle only comments. Nelson Zarate imakbc.x:# IMAKBC -- Add a new field to the image header and initialize to the value imakdc.x:# IMAKDC -- Add a new field to the image header and initialize to the value imakic.x:# IMAKIC -- Add a new field to the image header and initialize to the value imaklc.x:# IMAKLC -- Add a new field to the image header and initialize to the value imakrc.x:# IMAKRC -- Add a new field to the image header and initialize to the value imaksc.x:# IMAKSC -- Add a new field to the image header and initialize to the value imastrc.x:# IMASTRC -- Add a new field to the image header and initialize to the value imgcom.x:# IMGCOM -- Get the comment field for a keyword. impcom.x:# IMPCOM -- Change the comment field for a keyword. impkbc.x:# IMPKBC -- Put an image header parameter of type boolean. impkdc.x:# IMPKDDC -- Put an image header parameter of type double. impkic.x:# IMPKIC -- Put an image header parameter of type integer. impklc.x:# IMPKLC -- Put an image header parameter of type long integer. impkrc.x:# IMPKRC -- Put an image header parameter of type real. imdrmcom.x:# IMDRMCOM -- Remove the comment field for a keyword. impksc.x:# IMPKSC -- Put an image header parameter of type short integer. impstrc.x:# IMPSTRC -- Put an image header parameter of type string. If the named