C++98 compat

diff --git a/gtk2_ardour/luainstance.cc b/gtk2_ardour/luainstance.cc
index 07c7c48b1d6ad52bb43eee853d6ae594d69ecb54..d33bc44c8cc5857516c9d97225cc31ae3beb8c2c 100644 (file)
--- a/gtk2_ardour/luainstance.cc
+++ b/gtk2_ardour/luainstance.cc
@@ -681,7 +681,7 @@ LuaInstance::register_lua_slot (const std::string& name, const std::string& scri
 bool
 LuaInstance::unregister_lua_slot (const PBD::ID& id)
 {
-       LuaCallbackMap::const_iterator i = _callbacks.find (id);
+       LuaCallbackMap::iterator i = _callbacks.find (id);
        if (i != _callbacks.end()) {
                SlotChanged (id, "", ActionHook()); /* EMIT SIGNAL */
                _callbacks.erase (i);