@@ -50,11 +50,11 @@
 		empty_dtable = objc_sparsearray_new();
 
 	cls->dtable = empty_dtable;
 	cls->metaclass->dtable = empty_dtable;
 
-	if (strcmp(cls->name, "Protocol"))
+	if (strcmp(cls->name, "Protocol") != 0)
 		classes_cnt++;
 }
 
 BOOL
 class_registerAlias_np(Class cls, const char *name)
@@ -537,11 +537,11 @@
 		}
 
 		if (classes->data[i] == NULL)
 			continue;
 
-		if (!strcmp(classes->data[i]->key, "Protocol"))
+		if (strcmp(classes->data[i]->key, "Protocol") == 0)
 			continue;
 
 		cls = (Class)classes->data[i]->obj;
 
 		if (cls == Nil || (uintptr_t)cls & 1)
@@ -864,11 +864,11 @@
 	if (cls->info & OBJC_CLASS_INFO_LOADED)
 		call_method(cls, "unload");
 
 	objc_hashtable_delete(classes, cls->name);
 
-	if (strcmp(class_getName(cls), "Protocol"))
+	if (strcmp(class_getName(cls), "Protocol") != 0)
 		classes_cnt--;
 
 	unregister_class(cls);
 	unregister_class(cls->isa);
 }