Function AUGraphCountNodeInteractions 

pub unsafe extern "C-unwind" fn AUGraphCountNodeInteractions(
    in_graph: AUGraph,
    in_node: AUNode,
    out_num_interactions: NonNull<u32>,
) -> i32

👎Deprecated: AUGraph is deprecated in favor of AVAudioEngine

Available on crate feature AUGraph only.

Retrieve the number of interactions of a graph’s node

The number of node interactions currently being managed by the graph for the specified node.

Safety

• in_graph must be a valid pointer.
• out_num_interactions must be a valid pointer.