Alex Henrie : ntoskrnl: Add MmIsThisAnNtAsSystem().

[Alexandre Julliard]

Module: wine
Branch: stable
Commit: 08a38b915a22f18104fee8d63a0d24e12c90e96f
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=08a38b915a22f18104fee8d63a0d24e12c90e96f

Author: Alex Henrie <alexhenrie24 at gmail.com>
Date:   Thu Aug  1 23:49:33 2019 -0600

ntoskrnl: Add MmIsThisAnNtAsSystem().

This function returns FALSE on all server and non-server versions of
Windows since XP except for Windows Server 2003.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=47578
Signed-off-by: Alex Henrie <alexhenrie24 at gmail.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
(cherry picked from commit 433c14b06442eaa63d58af2561c96847228f4fb7)
Signed-off-by: Michael Stefaniuc <mstefani at winehq.org>

---

 dlls/ntoskrnl.exe/ntoskrnl.c        | 8 ++++++++
 dlls/ntoskrnl.exe/ntoskrnl.exe.spec | 2 +-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/dlls/ntoskrnl.exe/ntoskrnl.c b/dlls/ntoskrnl.exe/ntoskrnl.c
index 80321a9879..5958907a1e 100644
--- a/dlls/ntoskrnl.exe/ntoskrnl.c
+++ b/dlls/ntoskrnl.exe/ntoskrnl.c
@@ -2900,6 +2900,14 @@ PVOID WINAPI MmGetSystemRoutineAddress(PUNICODE_STRING SystemRoutineName)
     return pFunc;
 }
 
+/***********************************************************************
+ *           MmIsThisAnNtAsSystem   (NTOSKRNL.EXE.@)
+ */
+BOOLEAN WINAPI MmIsThisAnNtAsSystem(void)
+{
+    TRACE("\n");
+    return FALSE;
+}
 
 /***********************************************************************
  *           MmQuerySystemSize   (NTOSKRNL.EXE.@)
diff --git a/dlls/ntoskrnl.exe/ntoskrnl.exe.spec b/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
index dec60fe61a..c62a79eb0a 100644
--- a/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
+++ b/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
@@ -689,7 +689,7 @@
 @ stub MmIsDriverVerifying
 @ stub MmIsNonPagedSystemAddressValid
 @ stub MmIsRecursiveIoFault
-@ stub MmIsThisAnNtAsSystem
+@ stdcall MmIsThisAnNtAsSystem()
 @ stub MmIsVerifierEnabled
 @ stub MmLockPagableDataSection
 @ stub MmLockPagableImageSection