extern void toggle_config_state (const char* group, const char* action, bool (ARDOUR::RCConfiguration::*set)(bool), bool (ARDOUR::RCConfiguration::*get)(void) const);
extern void toggle_config_state_foo (const char* group, const char* action, sigc::slot<bool, bool>, sigc::slot<bool>);
}
extern void toggle_config_state (const char* group, const char* action, bool (ARDOUR::RCConfiguration::*set)(bool), bool (ARDOUR::RCConfiguration::*get)(void) const);
extern void toggle_config_state_foo (const char* group, const char* action, sigc::slot<bool, bool>, sigc::slot<bool>);
}