see PR pending https://github.com/scim-im/scim-anthy/pull/2.patch
fix c++11 w/ clang
--- a/src/scim_anthy_prefs.cpp
+++ b/src/scim_anthy_prefs.cpp
@@ -242,8 +242,8 @@ BoolConfigData config_bool_common [] =
     },
     {
         NULL,
-        "",
-        "",
+        false,
+        false,
         NULL,
         NULL,
         NULL,