cmake CFITSIO examples

root-project/root cmake/modules/SearchInstalledSoftware.cmake :963 

find_package(CFITSIO REQUIRED)

casacore/casacore CMakeLists.txt :371 

find_package (CFITSIO 3.030 REQUIRED)

OpenPHDGuiding/phd2 thirdparty/thirdparty.cmake :141 

find_package(CFITSIO REQUIRED)