On Wed, 26 Oct 2022 at 13:24, Milan Crha wrote: > Looking into the db.h file, it has there a comment that it can add the > `u_int`, when the system doesn't provide it, but that related block is > empty in Fedora. More interestingly, even when I add `#define > __USE_MISC 1` at the very top of the program, thus the Never ever do that. The __USE_xxx macros are internal, for glibc to use. You should not ever check them or define them. https://lwn.net/Articles/590381/ There are several public macros that you can use to enable additional features, like -D_GNU_SOURCE or _D_DEFAULT_SOURCE, so use those not the __USE_xxx ones. _______________________________________________ devel mailing list -- devel@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to devel-leave@xxxxxxxxxxxxxxxxxxxxxxx Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/devel@xxxxxxxxxxxxxxxxxxxxxxx Do not reply to spam, report it: https://pagure.io/fedora-infrastructure/new_issue