 /**
  * Try to inquire max. available memory by allocating until heap is exhausted.
  */
+#if defined (__AVR__)
 static int availableMemory() {
 
 #if 0

      Icom706.parseMessage();
    }
    
  } // Serial1.available()

  // check if 'Serial2' has data to receive
  // ...

#include <CATutil.h>
#include <IcomCAT.h>

#if defined (__AVR__)
/**
 * From SoftwareSerialExample:
 
