cfitsio: cfitsio (FITS file subroutine library) cfitsio: cfitsio: cfitsio is a library of ANSI C routines for reading and writing FITS cfitsio: format data files. A set of Fortran-callable wrapper routines is also cfitsio: included. cfitsio: cfitsio: Homepage: http://heasarc.gsfc.nasa.gov/fitsio cfitsio: cfitsio: cfitsio: cfitsio: