1 files changed, 0 insertions, 5 deletions

diff --git a/src/engine/core.h b/src/engine/core.h
index 0161eaa0..fae4bfe5 100644
--- a/src/engine/core.h
+++ b/src/engine/core.h
@@ -77,11 +77,6 @@ enum BURN_AU_PAUSE_ACTION
 
 typedef struct _BURN_ENGINE_STATE
 {
-    // synchronization
-    CRITICAL_SECTION csActive; // Any call from the UX that reads or alters the engine state
-                               // needs to be syncronized through this critical section.
-                               // Note: The engine must never do a UX callback while in this critical section.
-
     // UX flow control
     //BOOL fSuspend;             // Is TRUE when UX made Suspend() call on core.
     //BOOL fForcedReboot;        // Is TRUE when UX made Reboot() call on core.