d3dcompiler_42: Stub dll.
diff --git a/configure.ac b/configure.ac
index b5430bd..dd90186 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2285,6 +2285,7 @@
 WINE_CONFIG_TEST(dlls/d3d8/tests)
 WINE_CONFIG_DLL(d3d9,,[d3d9])
 WINE_CONFIG_TEST(dlls/d3d9/tests)
+WINE_CONFIG_DLL(d3dcompiler_42)
 WINE_CONFIG_DLL(d3dcompiler_43,,[d3dcompiler])
 WINE_CONFIG_DLL(d3dim,,[d3dim])
 WINE_CONFIG_DLL(d3drm,,[d3drm])