RtlGetEnabledExtendedFeatures

NTSTATUS __fastcall RtlGetEnabledExtendedFeatures(INT64 a1){
  return a1 & (LODWORD(KUSER_SHARED_DATA.XState.EnabledFeatures) | LODWORD(KUSER_SHARED_DATA.XState.EnabledUserVisibleSupervisorFeatures));
}

Referenced by:

SymCryptInitEnvWindowsKernelmodeWin8_1nLater