-- CMAKE_C_COMPILER_APPLE_SYSROOT='/([^']*/SDKs/MacOSX[0-9.]*\.sdk)?'
-- CMAKE_CXX_COMPILER_APPLE_SYSROOT='/([^']*/SDKs/MacOSX[0-9.]*\.sdk)?'
-- CMAKE_OBJC_COMPILER_APPLE_SYSROOT='/([^']*/SDKs/MacOSX[0-9.]*\.sdk)?'
-- CMAKE_OBJCXX_COMPILER_APPLE_SYSROOT='/([^']*/SDKs/MacOSX[0-9.]*\.sdk)?'
