Better #if condition, and add a warning to be better checked latter

Sources/Engine/Base/Lists.cpp

@@ -234,8 +234,7 @@ void CListNode::Remove(void)
   ASSERT(next.IsTailMarker() || next.IsLinked());
   ASSERT(prev.IsHeadMarker() || prev.IsLinked());
 
-  if(ln_Succ)
-    next.ln_Pred = &prev;
+  next.ln_Pred = &prev;
   prev.ln_Succ = &next;
   // make a non-linked node
   ln_Succ = NULL;

Sources/Engine/Base/SDL/SDLInput.cpp

@@ -675,11 +675,16 @@ void CInput::DisableInput( void)
   inp_bPollJoysticks = FALSE;
 }
 
+#define USE_MOUSEWARP 1
+// Define this to use GetMouse instead of using Message to read mouse coordinates
 
 // blank any queued mousemove events...SDLInput.cpp needs this when
 //  returning from the menus/console to game or the viewport will jump...
 void CInput::ClearRelativeMouseMotion(void)
 {
+    #if USE_MOUSEWARP
+    SDL_GetRelativeMouseState(NULL, NULL);
+    #endif
     mouse_relative_x = mouse_relative_y = 0;
 }
 
@@ -744,7 +749,6 @@ void CInput::GetInput(BOOL bPreScan)
   _abKeysPressed[KID_MOUSEWHEELDOWN] = FALSE;
 
   // read mouse position
-  //#define USE_MOUSEWARP 1
   #ifdef USE_MOUSEWARP
   int iMx, iMy;
   SDL_GetRelativeMouseState(&iMx, &iMy);

Sources/Engine/Base/Stream.cpp

@@ -12,7 +12,7 @@ GNU General Public License for more details.
 You should have received a copy of the GNU General Public License along
 with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */
-#pragma GCC optimize 0
+
 #include "Engine/StdH.h"
 
 #include <sys/types.h>

Sources/GameMP/Game.cpp

@@ -2226,6 +2226,8 @@ void CGame::GameRedrawView( CDrawPort *pdpDrawPort, ULONG ulFlags)
     // timer must not occur during prescanning
     { 
 #if defined(PLATFORM_UNIX) && !defined(SINGLE_THREADED)
+      #warning "This seems to cause Race Condition, so disabled"
+#else
       CTSingleLock csTimer(&_pTimer->tm_csHooks, TRUE);
 #endif
     // for each local player