c_g_dbus_connection_register_subtree

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)
uint function(GDBusConnection* connection, const(char)* objectPath, GDBusSubtreeVTable* vtable, GDBusSubtreeFlags flags, void* userData, GDestroyNotify userDataFreeFunc, GError** err) c_g_dbus_connection_register_subtree;

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