d3dcompiler_40: Stub dll.
diff --git a/configure.ac b/configure.ac
index 5b56bb9..6a30324 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2292,6 +2292,7 @@
 WINE_CONFIG_TEST(dlls/d3d8/tests)
 WINE_CONFIG_DLL(d3d9,,[d3d9])
 WINE_CONFIG_TEST(dlls/d3d9/tests)
+WINE_CONFIG_DLL(d3dcompiler_40)
 WINE_CONFIG_DLL(d3dcompiler_41)
 WINE_CONFIG_DLL(d3dcompiler_42)
 WINE_CONFIG_DLL(d3dcompiler_43,,[d3dcompiler])