Reboot (int19) under DOS now does ExitProcess.

dlls/kernel/dosmem.c

@@ -265,6 +265,9 @@ static void DOSMEM_FillBiosSegments(void)
 
     /* BIOS ID */
     *(pBiosSys+0xfffe) = 0xfc;
+
+    /* Reboot vector (f000:fff0 or ffff:0000) */
+    *(DWORD*)(pBiosSys + 0xfff0) = VM_STUB(0x19);
 }
 
 /***********************************************************************

dlls/winedos/int19.c

@@ -32,5 +32,6 @@ WINE_DEFAULT_DEBUG_CHANNEL(int);
  */
 void WINAPI DOSVM_Int19Handler( CONTEXT86 *context )
 {
-    WARN("Attempted Reboot\n");
+    TRACE( "Attempted Reboot\n" );
+    ExitProcess(0);
 }

dlls/winedos/interrupts.c

@@ -40,7 +40,7 @@ static const INTPROC DOSVM_VectorsBuiltin[] =
   /* 0C */ 0,                  0,                  0,                  0,
   /* 10 */ DOSVM_Int10Handler, DOSVM_Int11Handler, DOSVM_Int12Handler, DOSVM_Int13Handler,
   /* 14 */ 0,                  DOSVM_Int15Handler, DOSVM_Int16Handler, DOSVM_Int17Handler,
-  /* 18 */ 0,                  0,                  DOSVM_Int1aHandler, 0,
+  /* 18 */ 0,                  DOSVM_Int19Handler, DOSVM_Int1aHandler, 0,
   /* 1C */ 0,                  0,                  0,                  0,
   /* 20 */ DOSVM_Int20Handler, DOSVM_Int21Handler, 0,                  0,
   /* 24 */ 0,                  DOSVM_Int25Handler, DOSVM_Int26Handler, 0,