d3dx10: Add stub for d3dx10_42.
diff --git a/configure.ac b/configure.ac
index 295df7c..47d1d04 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2306,6 +2306,7 @@
 WINE_CONFIG_DLL(d3dim,,[d3dim])
 WINE_CONFIG_DLL(d3drm,,[d3drm])
 WINE_CONFIG_TEST(dlls/d3drm/tests)
+WINE_CONFIG_DLL(d3dx10_42)
 WINE_CONFIG_DLL(d3dx10_43)
 WINE_CONFIG_DLL(d3dx9_24)
 WINE_CONFIG_DLL(d3dx9_25)