cmake XRootD examples

root-project/root cmake/modules/SearchInstalledSoftware.cmake :993 

find_package(XRootD)

AliceO2Group/AliceO2 dependencies/O2Dependencies.cmake :186 

find_package(XRootD MODULE)

ornladios/ADIOS2 cmake/DetectOptions.cmake :594 

find_package(XRootD QUIET COMPONENTS CLIENT UTILS SSI)