RtlIsStateSeparationEnabled - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers
#ifndef _NTRTL_H
#if (PHNT_VERSION >= PHNT_WINDOWS_10_RS3)

// private
NTSYSAPI
BOOLEAN
NTAPI
RtlIsStateSeparationEnabled(
    VOID
    );

#endif
#endif

View code on GitHub
// ntddk.h

NTSYSAPI BOOLEAN RtlIsStateSeparationEnabled();
View the official Windows Driver Kit DDI reference

NtDoc

This function is documented in Windows Driver Kit.

Windows Driver Kit DDI reference (nf-ntddk-rtlisstateseparationenabled)

RtlIsStateSeparationEnabled function

Description

Checks if the SKU for the current context supports multiple sessions.

Return value

TRUE indicates state separation enabled and FALSE otherwise.