gint64 mono_perfcounter_update_value (void *impl, MonoBoolean do_incr, gint64 value) MONO_INTERNAL;
void mono_perfcounter_free_data (void *impl) MONO_INTERNAL;
+/* Category icalls */
+MonoBoolean mono_perfcounter_category_del (MonoString *name) MONO_INTERNAL;
+MonoString* mono_perfcounter_category_help (MonoString *category, MonoString *machine) MONO_INTERNAL;
+MonoBoolean mono_perfcounter_category_exists (MonoString *counter, MonoString *category, MonoString *machine) MONO_INTERNAL;
+MonoBoolean mono_perfcounter_create (MonoString *category, MonoString *help, int type, MonoArray *items) MONO_INTERNAL;
+int mono_perfcounter_instance_exists (MonoString *instance, MonoString *category, MonoString *machine) MONO_INTERNAL;
+MonoArray* mono_perfcounter_category_names (MonoString *machine) MONO_INTERNAL;
+MonoArray* mono_perfcounter_counter_names (MonoString *category, MonoString *machine) MONO_INTERNAL;
+MonoArray* mono_perfcounter_instance_names (MonoString *category, MonoString *machine) MONO_INTERNAL;
+
+
#endif /* __MONO_PERFCOUNTERS_H__ */