diff --git a/djl_con.hxx b/djl_con.hxx
index ceba737..f2afc70 100644
--- a/djl_con.hxx
+++ b/djl_con.hxx
@@ -35,14 +35,27 @@ class ConsoleConfiguration
         static int throttled_kbhit() { return kbhit(); }
         static int portable_getch() { return getch(); }
         static char * portable_gets_s( char * buf, size_t bufsize ) { return gets( buf ); }
-        void RestoreConsole( bool clearScreen = true )
+
+        void RestoreConsoleInput()
         {
             if ( 0 != prev_int_23 )
             {
                 _dos_setvect( 0x23, prev_int_23 );
                 prev_int_23 = 0;
             }
+        } //RestoreConsoleInput
+
+        void RestoreConsoleOutput( bool clearScreen = true )
+        {
+            outputEstablished = false;
+        } //RestoreConsoleOutput
+
+        void RestoreConsole( bool clearScreen = true )
+        {
+            RestoreConsoleInput();
+            RestoreConsoleOutput( clearScreen );
         } //RestoreConsole
+
         bool IsOutputEstablished() { return outputEstablished; }
 };
 
@@ -383,6 +396,7 @@ class ConsoleConfiguration
 
         void EstablishConsoleOutput( int16_t width = 80, int16_t height = 24 )
         {
+            tracer.Trace( "  EstablishConsoleOutput width %u height %u, outputEstablished %d\n", width, height, outputEstablished );
             if ( outputEstablished )
                 return;
 
@@ -470,10 +484,8 @@ class ConsoleConfiguration
             }
         } //RestoreConsoleInput
         
-        void RestoreConsole( bool clearScreen = true )
+        void RestoreConsoleOutput( bool clearScreen = true )
         {
-            RestoreConsoleInput();
-
             if ( outputEstablished )
             {
                 #ifndef _WIN32
@@ -502,6 +514,12 @@ class ConsoleConfiguration
 
                 outputEstablished = false;
             }
+        } //RestoreConsoleOutput
+
+        void RestoreConsole( bool clearScreen = true )
+        {
+            RestoreConsoleInput();
+            RestoreConsoleOutput( clearScreen );
         } //RestoreConsole
 
         void SendClsSequence()
diff --git a/djl_cycle.hxx b/djl_cycle.hxx
index dc6bddc..43cf1dc 100644
--- a/djl_cycle.hxx
+++ b/djl_cycle.hxx
@@ -2,10 +2,19 @@
 
 #include <time.h>
 using namespace std;
+
+#ifndef WATCOM
 using namespace std::chrono;
+#endif
 
 class CPUCycleDelay
 {
+#ifdef WATCOM // no implementation on DOS
+    public:
+        CPUCycleDelay( uint64_t clockRate ) {}
+        void Reset() {}
+        void Delay( uint64_t cycles_total ) {}
+#else
     private:
         high_resolution_clock::time_point start_execution;
         uint64_t clock_rate;
@@ -48,4 +57,5 @@ class CPUCycleDelay
                 } while ( true );
             }
         } //Delay
+#endif //WATCOM
 }; //CPUCycleDelay
diff --git a/djltrace.hxx b/djltrace.hxx
index 731f74e..7bc8ba7 100644
--- a/djltrace.hxx
+++ b/djltrace.hxx
@@ -84,6 +84,8 @@ class CDJLTrace
                 int64_t toread = ( ( offset + bytesPerRow ) > beyond ) ? ( length % bytesPerRow ) : bytesPerRow;
         
                 memcpy( buf, pData + offset, toread );
+
+                uint64_t extraSpace = 2;
         
                 for ( int64_t o = offset; o < cap; o++ )
                 {
@@ -93,10 +95,11 @@ class CDJLTrace
                     {
                         *pline++ = ':';
                         *pline++ = ' ';
+                        extraSpace = 0;
                     }
                 }
         
-                uint64_t spaceNeeded = ( bytesPerRow - ( cap - offset ) ) * 3;
+                uint64_t spaceNeeded = extraSpace + ( ( bytesPerRow - ( cap - offset ) ) * 3 );
         
                 for ( uint64_t sp = 0; sp < ( 1 + spaceNeeded ); sp++ )
                     *pline++ = ' ';
diff --git a/mr.bat b/mr.bat
index e787f6c..7d51bd9 100644
--- a/mr.bat
+++ b/mr.bat
@@ -1,6 +1,6 @@
 rem with RSS
-cl /W4 /wd4706 /wd4996 /nologo ntvcm.cxx x80.cxx /DNDEBUG /DNTVCM_RSS_SUPPORT /openmp /I. /Oti2 /Ob3 /Qpar /Fa /FAsc /EHac /Zi /jumptablerdata /D_AMD64_ /link user32.lib /OPT:REF
+cl /W4 /wd4706 /wd4996 /nologo ntvcm.cxx x80.cxx /DNDEBUG /DNTVCM_RSS_SUPPORT /openmp /I. /GS- /GL /Oti2 /Ob3 /Qpar /Fa /FAsc /EHac /Zi /jumptablerdata /D_AMD64_ /link user32.lib /OPT:REF
 
 rem without RSS
-rem cl /W4 /wd4706 /wd4996 /nologo ntvcm.cxx x80.cxx /DNDEBUG /I. /Oti2 /Ob3 /Qpar /Fa /FAsc /EHac /Zi /jumptablerdata /D_AMD64_ /link user32.lib ntdll.lib /OPT:REF
+rem cl /W4 /wd4706 /wd4996 /nologo ntvcm.cxx x80.cxx /DNDEBUG /I. /GS- /GL /Oti2 /Ob3 /Qpar /Fa /FAsc /EHac /Zi /jumptablerdata /D_AMD64_ /link user32.lib ntdll.lib /OPT:REF
 
diff --git a/ntvcm.cxx b/ntvcm.cxx
index f9d49be..1e0668f 100644
--- a/ntvcm.cxx
+++ b/ntvcm.cxx
@@ -43,10 +43,7 @@
 #include <djl_os.hxx>
 #include <djltrace.hxx>
 #include <djl_con.hxx>
-
-#ifndef WATCOM
 #include <djl_cycle.hxx>
-#endif
 
 // On non-Windows platforms djl_rssrdr.hxx has a dependency on:
 //     httplib.h from https://github.com/yhirose/cpp-httplib
@@ -2971,10 +2968,11 @@ int main( int argc, char * argv[] )
         if ( force80x24 )
             g_consoleConfig.EstablishConsoleOutput( 80, 24 );
     
+        CPUCycleDelay delay( clockrate );
+
 #ifdef WATCOM
         uint32_t tStart = DosTimeInMS();
 #else
-        CPUCycleDelay delay( clockrate );
         high_resolution_clock::time_point tStart = high_resolution_clock::now();
 #endif
 
@@ -2986,9 +2984,7 @@ int main( int argc, char * argv[] )
             if ( g_haltExecuted )
                 break;
     
-#ifndef WATCOM
             delay.Delay( total_cycles );
-#endif
         } while ( true );
 
 #ifdef WATCOM