FITS (Flexible Image Transport System) is a data format most used in astronomy. cfitsio is a library of ANSI C routines for reading and writing FITS format data files. A set of Fortran-callable wrapper routines are also included for the convenience of Fortran programmers. . This package contains what you need for compiling sources that use this library in your own code. It also contains example source files that demonstrate the use of cfitsio.
