NtRenameTransactionManager - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
#ifndef _NTTMAPI_H

NTSYSCALLAPI
NTSTATUS
NTAPI
NtRenameTransactionManager(
    _In_ PCUNICODE_STRING LogFileName,
    _In_ LPGUID ExistingTransactionManagerGuid
    );

#endif

View code on GitHub
#ifndef _NTZWAPI_H

NTSYSCALLAPI
NTSTATUS
NTAPI
ZwRenameTransactionManager(
    _In_ PCUNICODE_STRING LogFileName,
    _In_ LPGUID ExistingTransactionManagerGuid
    );

#endif

View code on GitHub

This function is documented in Windows Driver Kit.

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