treewide: more compatibility with future libknot 3.4
- May 06, 2024
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Vladimír Čunát authored
knot_wire_next_label used to return NULL when applied to . (root) but that's not allowed anymore, and some of our calls relied on that.
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Vladimír Čunát authored
knot_wire_next_label isn't allowed with NULL wire anymore.
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