avoid docgen problems

std/haxe/runtime/FieldHost.hx

@@ -2,5 +2,6 @@ package haxe.runtime;
 
 @:transitive
 abstract FieldHost(Dynamic) from {}
-	from Dynamic<Dynamic>
-	#if (jvm || neko || js || lua) from Class<Dynamic>#end {}
+	from Dynamic<Dynamic> // #if (jvm || neko || js || lua) // can't do this because of docgen
+	from Class<Dynamic> // #end
+{}