18#defineIS_STM32()(defined(__arm__)&&!IS_TEENSY3()&&!IS_SAMD21())// STM32 boards (note that only the maple based core is supported at this time. If another cores is to be supported in the future, this define should be split.
48// This is a little silly, but with Arduino 1.8.13, including this header inside MozziGuts.cpp does not work (fails to detect the proper include path).