@@ -17,15 +17,17 @@
 
 #include <errno.h>
 
 #import "OFPlainCondition.h"
 
+#define Class IntuitionClass
 #include <proto/exec.h>
 #include <devices/timer.h>
 #ifndef OF_AMIGAOS4
 # include <clib/alib_protos.h>
 #endif
+#undef Class
 
 int
 OFPlainConditionNew(OFPlainCondition *condition)
 {
 	condition->waitingTasks = NULL;