Tie::RefHash(3p) on OpenBSD
The text 5cbc5c0367bb, as OpenBSD 7.2, OpenBSD 7.1, OpenBSD 7.0, OpenBSD 6.9 shipped it.
use references as hash keys
The text 5cbc5c0367bb, as OpenBSD 7.2, OpenBSD 7.1, OpenBSD 7.0, OpenBSD 6.9 shipped it.
use references as hash keys