Return the value of the MIDI clock as a SmallInteger. The range is limited to SmallInteger maxVal / 2 to allow scheduling MIDI events into the future without overflowing a SmallInteger. The sqMIDIGetClock function is assumed to wrap at or before 16r20000000.
If there is a single intrinsic header file to be associated with the plugin, here is where you want to put it. It will be generated and included automatically.