cmake HAVE_SSL examples

john30/ebusd CMakeLists.txt :123 

find_library(HAVE_SSL ssl)

john30/ebusd CMakeLists.txt :132 

unset(HAVE_SSL)

john30/ebusd CMakeLists.txt :137 

endif(HAVE_SSL)

john30/ebusd src/ebusd/CMakeLists.txt :27 

endif(HAVE_SSL)

xrootd/xrootd cmake/XRootDFindLibs.cmake :41 

add_definitions( -DHAVE_SSL )