std › os › windows › advapi32 › RegCloseKeyRegCloseKeyFunction parametersParameters#hKey:HKEYType definitions in this namespaceTypes#RRFFunctions in this namespaceFunctions#RegOpenKeyExWRegQueryValueExWRegCloseKeySystemFunction036RtlGenRandomRegGetValueWRegLoadAppKeyWSourceImplementation#pub extern "advapi32" fn RegCloseKey(hKey: HKEY) callconv(.winapi) LSTATUS