From e6c14189393e696f759b89323c3ce2b637048f00 Mon Sep 17 00:00:00 2001
From: _xeroxz <xerox@back.engineering>
Date: Thu, 4 Feb 2021 10:03:18 +0000
Subject: [PATCH] Update README.md

---
 README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/README.md b/README.md
index c799165..ce6b4a1 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,7 @@ only takes four parameters, some of the required functions cannot be called sinc
 note: I choose NtShutdownSystem since its in every single windows version ever and inline hooking this function wouldnt cause any race conditions lol.
 
 ```cpp
+// taken from ReactOS: https://doxygen.reactos.org/dd/d1a/arm_2usercall_8c_source.html#l00082
 VOID KiSystemService(IN PKTHREAD Thread, IN PKTRAP_FRAME TrapFrame, IN ULONG Instruction)
 {
      // ... etc ....