Passing the ARDUINO constant from the IDE to avr-gcc as a command line argument (so I don't forget to update the version in the .h file).

damellis · damellis · commit 66e911149ac7 · 2009-10-23T23:04:03.000Z
diff --git a/cores/arduino/wiring.h b/cores/arduino/wiring.h
@@ -32,10 +32,6 @@
 extern "C"{
 #endif
 
-#ifndef ARDUINO
-#define ARDUINO 18
-#endif
-
 #define HIGH 0x1
 #define LOW  0x0
 
