c_gtk_binding_set_add_path

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
__gshared extern (C)
void function(GtkBindingSet* bindingSet, GtkPathType pathType, gchar* pathPattern, GtkPathPriorityType priority) c_gtk_binding_set_add_path;

Meta