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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Availability of `ptsname_r` is not checked at runtime on macOS","articleBody":"# Bug report\r\n\r\n### Bug description:\r\n\r\nUse of this was recently added in Python 3.13 but it is only available in macOS 10.13.4+ and there is not a proper runtime check for availability. This means that in `python-build-standalone` we need to ban the symbol instead of allowing proper weak linking.\r\n\r\nSee discussion at https://github.com/indygreg/python-build-standalone/pull/319#discussion_r1747174338\r\n\r\nSimilar to https://github.com/python/cpython/issues/75782\r\n\r\n### CPython versions tested on:\r\n\r\n3.13\r\n\r\n### Operating systems tested on:\r\n\r\nmacOS\n\n\u003c!-- gh-linked-prs --\u003e\n### Linked PRs\n* gh-123806\n* gh-124270\n\u003c!-- /gh-linked-prs --\u003e\n","author":{"url":"https://github.com/zanieb","@type":"Person","name":"zanieb"},"datePublished":"2024-09-06T18:55:01.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":3},"url":"https://github.com/123797/cpython/issues/123797"}