prntvpt: Use --prefer-native instead of DLL_WINE_PREATTACH.

dlls/prntvpt/Makefile.in

@@ -2,7 +2,7 @@ MODULE    = prntvpt.dll
 IMPORTLIB = prntvpt
 IMPORTS   = winspool ole32 oleaut32
 
-EXTRADLLFLAGS = -mno-cygwin
+EXTRADLLFLAGS = -mno-cygwin -Wb,--prefer-native
 
 C_SRCS = \
 	main.c \

dlls/prntvpt/main.c

@@ -43,21 +43,6 @@ static WCHAR *heap_strdupW(const WCHAR *src)
     return dst;
 }
 
-BOOL WINAPI DllMain(HINSTANCE hinst, DWORD reason, LPVOID reserved)
-{
-    TRACE("(%p, %d, %p)\n", hinst, reason, reserved);
-
-    switch(reason)
-    {
-        case DLL_WINE_PREATTACH:
-            return FALSE; /* prefer native version */
-        case DLL_PROCESS_ATTACH:
-            DisableThreadLibraryCalls(hinst);
-            break;
-    }
-    return TRUE;
-}
-
 HRESULT WINAPI PTReleaseMemory(PVOID mem)
 {
     heap_free(mem);