diff --git a/dlls/d3dx11_42/Makefile.in b/dlls/d3dx11_42/Makefile.in
index 41792c9fd0a..dbc31e2407d 100644
--- a/dlls/d3dx11_42/Makefile.in
+++ b/dlls/d3dx11_42/Makefile.in
@@ -3,7 +3,7 @@ MODULE = d3dx11_42.dll
 IMPORTS = d3dcompiler
 PARENTSRC = ../d3dx11_43
 
-EXTRADLLFLAGS = -mno-cygwin
+EXTRADLLFLAGS = -mno-cygwin -Wb,--prefer-native
 
 C_SRCS = \
 	async.c \
diff --git a/dlls/d3dx11_43/Makefile.in b/dlls/d3dx11_43/Makefile.in
index bf5a263b284..b69f3f1ce02 100644
--- a/dlls/d3dx11_43/Makefile.in
+++ b/dlls/d3dx11_43/Makefile.in
@@ -3,7 +3,7 @@ MODULE = d3dx11_43.dll
 IMPORTLIB = d3dx11
 IMPORTS   = d3dcompiler
 
-EXTRADLLFLAGS = -mno-cygwin
+EXTRADLLFLAGS = -mno-cygwin -Wb,--prefer-native
 
 C_SRCS = \
 	async.c \
diff --git a/dlls/d3dx11_43/main.c b/dlls/d3dx11_43/main.c
index e8eac58cbbe..950f6d76f5c 100644
--- a/dlls/d3dx11_43/main.c
+++ b/dlls/d3dx11_43/main.c
@@ -33,19 +33,6 @@
 
 WINE_DEFAULT_DEBUG_CHANNEL(d3dx);
 
-BOOL WINAPI DllMain(HINSTANCE hdll, DWORD reason, LPVOID reserved)
-{
-    switch (reason)
-    {
-        case DLL_WINE_PREATTACH:
-            return FALSE;       /* prefer native version */
-        case DLL_PROCESS_ATTACH:
-            DisableThreadLibraryCalls(hdll);
-    }
-
-   return TRUE;
-}
-
 BOOL WINAPI D3DX11CheckVersion(UINT d3d_sdk_ver, UINT d3dx_sdk_ver)
 {
     return d3d_sdk_ver == D3D11_SDK_VERSION && d3dx_sdk_ver == D3DX11_SDK_VERSION;