--- CMakeLists.txt.orig 2019-09-14 18:32:29.243288029 -0600 +++ CMakeLists.txt 2019-09-14 18:32:37.747281464 -0600 @@ -177,6 +177,7 @@ ${CMAKE_DL_LIBS} ${CMAKE_THREAD_LIBS_INIT} ${JUCE_PLATFORM_SPECIFIC_LIBRARIES} + atomic ) # PROCESS SUB-DIRECTORIES