Returns the first #GHook in a #GHookList which has not been destroyed.
The reference count for the #GHook is incremented, so you must call
g_hook_unref() to restore it when no longer needed. (Or call
g_hook_next_valid() if you are stepping through the #GHookList.)
Returns the first #GHook in a #GHookList which has not been destroyed. The reference count for the #GHook is incremented, so you must call g_hook_unref() to restore it when no longer needed. (Or call g_hook_next_valid() if you are stepping through the #GHookList.)