@@ -22,11 +22,13 @@
 # import "OFAtomic.h"
 # import "OFPlainMutex.h"
 #endif
 
 #ifdef OF_AMIGAOS
+# define Class IntuitionClass
 # include <proto/exec.h>
+# undef Class
 #endif
 
 void
 OFOnce(OFOnceControl *control, void (*function)(void))
 {