From 3b3112cb4dc46b847467c512b33d30179521b18e Mon Sep 17 00:00:00 2001
From: Alexandre Julliard <julliard@winehq.org>
Date: Wed, 7 Oct 2009 18:05:22 +0200
Subject: [PATCH] winedos: Don't import kernel 16-bit version functions.

---
 dlls/winedos/int2f.c | 56 ++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 54 insertions(+), 2 deletions(-)

diff --git a/dlls/winedos/int2f.c b/dlls/winedos/int2f.c
index c5b620f4344..d5353ab7337 100644
--- a/dlls/winedos/int2f.c
+++ b/dlls/winedos/int2f.c
@@ -63,6 +63,58 @@ typedef struct
 static void do_int2f_16( CONTEXT86 *context );
 static void MSCDEX_Handler( CONTEXT86 *context );
 
+/***********************************************************************
+ *         GetVersion   (KERNEL.3)
+ *
+ * FIXME: Duplicated from kernel since it's a 16-bit function.
+ */
+DWORD WINAPI GetVersion16(void)
+{
+    static WORD dosver, winver;
+
+    if (!dosver)  /* not determined yet */
+    {
+        RTL_OSVERSIONINFOEXW info;
+
+        info.dwOSVersionInfoSize = sizeof(info);
+        if (RtlGetVersion( &info )) return 0;
+
+        if (info.dwMajorVersion <= 3)
+            winver = MAKEWORD( info.dwMajorVersion, info.dwMinorVersion );
+        else
+            winver = MAKEWORD( 3, 95 );
+
+        switch(info.dwPlatformId)
+        {
+        case VER_PLATFORM_WIN32s:
+            switch(MAKELONG( info.dwMinorVersion, info.dwMajorVersion ))
+            {
+            case 0x0200:
+                dosver = 0x0303;  /* DOS 3.3 for Windows 2.0 */
+                break;
+            case 0x0300:
+                dosver = 0x0500;  /* DOS 5.0 for Windows 3.0 */
+                break;
+            default:
+                dosver = 0x0616;  /* DOS 6.22 for Windows 3.1 and later */
+                break;
+            }
+            break;
+        case VER_PLATFORM_WIN32_WINDOWS:
+            /* DOS 8.0 for WinME, 7.0 for Win95/98 */
+            if (info.dwMinorVersion >= 90) dosver = 0x0800;
+            else dosver = 0x0700;
+            break;
+        case VER_PLATFORM_WIN32_NT:
+            dosver = 0x0500;  /* always DOS 5.0 for NT */
+            break;
+        }
+        TRACE( "DOS %d.%02d Win %d.%02d\n",
+               HIBYTE(dosver), LOBYTE(dosver), LOBYTE(winver), HIBYTE(winver) );
+    }
+    return MAKELONG( winver, dosver );
+}
+
 /**********************************************************************
  *          DOSVM_Int2fHandler (WINEDOS16.147)
  *
@@ -327,13 +379,13 @@ static void do_int2f_16( CONTEXT86 *context )
     switch(LOBYTE(context->Eax))
     {
     case 0x00:  /* Windows enhanced mode installation check */
-        SET_AX( context, (GetWinFlags16() & WF_ENHANCED) ? LOWORD(GetVersion16()) : 0 );
+        SET_AX( context, LOWORD(GetVersion16()) );
         break;
 
     case 0x0a:  /* Get Windows version and type */
         SET_AX( context, 0 );
         SET_BX( context, (LOWORD(GetVersion16()) << 8) | (LOWORD(GetVersion16()) >> 8) );
-        SET_CX( context, (GetWinFlags16() & WF_ENHANCED) ? 3 : 2 );
+        SET_CX( context, 3 );
         break;
 
     case 0x0b:  /* Identify Windows-aware TSRs */