DDraw: Use a pragma for DirectDrawCreateEx export on MSVC

The .def file is either going to have issues on MSVC or MinGW GCC
(so replace it with a pragma on MSVC)

DDraw/DDraw.def

@@ -1,3 +1,3 @@
 LIBRARY DDRAW
 EXPORTS
-	DirectDrawCreateEx=_DirectDrawCreateEx@16 @10
+	DirectDrawCreateEx = DirectDrawCreateEx@16

DDraw/DDraw.vcxproj

@@ -83,7 +83,6 @@
       <AdditionalOptions>/Zc:threadSafeInit- /Zc:strictStrings %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
-      <ModuleDefinitionFile>ddraw.def</ModuleDefinitionFile>
       <SubSystem>Windows</SubSystem>
       <DelayLoadDLLs>shell32.dll;shlwapi.dll;%(DelayLoadDLLs)</DelayLoadDLLs>
       <LargeAddressAware>true</LargeAddressAware>
@@ -113,7 +112,6 @@
     <Link>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
       <OptimizeReferences>true</OptimizeReferences>
-      <ModuleDefinitionFile>ddraw.def</ModuleDefinitionFile>
       <SubSystem>Windows</SubSystem>
       <DelayLoadDLLs>shell32.dll;shlwapi.dll;%(DelayLoadDLLs)</DelayLoadDLLs>
       <LargeAddressAware>true</LargeAddressAware>
@@ -143,7 +141,6 @@
     <Link>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
       <OptimizeReferences>true</OptimizeReferences>
-      <ModuleDefinitionFile>ddraw.def</ModuleDefinitionFile>
       <SubSystem>Windows</SubSystem>
       <DelayLoadDLLs>shell32.dll;shlwapi.dll;%(DelayLoadDLLs)</DelayLoadDLLs>
       <LargeAddressAware>true</LargeAddressAware>
@@ -172,4 +169,4 @@
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
   </ImportGroup>
-</Project>
+</Project>

DDraw/dllmain.cpp

@@ -14,6 +14,7 @@
 #include "Desktop.h"
 
 #pragma comment(lib, "shlwapi.lib")
+#pragma comment(linker, "/EXPORT:DirectDrawCreateEx=_DirectDrawCreateEx@16")
 
 extern "C" HRESULT WINAPI DirectDrawCreateEx(GUID FAR *lpGUID, LPVOID *lplpDD, REFIID iid, IUnknown FAR *pUnkOuter)
 {