cmake HAVE_JACK examples

savoirfairelinux/jami-daemon CMakeLists.txt :696 

target_compile_definitions(${PROJECT_NAME} PRIVATE HAVE_JACK)

asset-group/5ghoul-5g-nr-attacks libs/rtaudio/CMakeLists.txt :57 

option(RTAUDIO_API_JACK "Build JACK audio server API" ${HAVE_JACK})