As far as I can tell, there's no documentation about the relationship between unGetTChan and dupTChan/cloneTChan. My understanding is that unGetTChan only affects the channel and not its duplicates/clones, but users shouldn't have to read the source to discover that.
As far as I can tell, there's no documentation about the relationship between
unGetTChananddupTChan/cloneTChan. My understanding is thatunGetTChanonly affects the channel and not its duplicates/clones, but users shouldn't have to read the source to discover that.