XtCancelSelectionRequest(3) on Linux
The text 92bc772e18c9, as Debian 10 (Buster), Debian 9 (Stretch) shipped it.
bundle multiple selection conversion requests into a single request using MULTIPLE target
The text 92bc772e18c9, as Debian 10 (Buster), Debian 9 (Stretch) shipped it.
bundle multiple selection conversion requests into a single request using MULTIPLE target