cmake HAVE_LIBZ_ examples

GoSSIP-SJTU/TripleDoggy cmake/config-ix.cmake :112 

check_library_exists(${library} compress2 "" HAVE_LIBZ_${library_suffix})

o2e/OLLVM-9.0.1 cmake/config-ix.cmake :125 

check_library_exists(${library} compress2 "" HAVE_LIBZ_${library_suffix})

yrnkrn/zapcc cmake/config-ix.cmake :137 

check_library_exists(${library} compress2 "" HAVE_LIBZ_${library_suffix})

yazhiwang/ollvm-tll cmake/config-ix.cmake :137 

check_library_exists(${library} compress2 "" HAVE_LIBZ_${library_suffix})

GANGE666/xVMP src/cmake/config-ix.cmake :113 

check_library_exists(${library} compress2 "" HAVE_LIBZ_${library_suffix})