I have this line in the SPECfile of 'mariadb' package: CFLAGS="$CFLAGS -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE" Git blame says this line will soon celebrate 20 years: https://src.fedoraproject.org/rpms/mysql/c/b3810a49b3125662999f444810efd0fd3223612b?branch=rawhide https://src.fedoraproject.org/rpms/mysql/c/45466935f338593601cf8653b582dce92752152f?branch=rawhide As I'm not very good at baking cakes, I'm researching the possibility of removing the line instead. I read through these macros explanations: https://www.gnu.org/software/libc/manual/html_node/Feature-Test-Macros.html however as I do not navigate well in the problematic, I haven't understood much. My question is primarily, whether during the last 20 years something happened, making the line obsolete (e.g. these macros are no longer relevant, or they were added to the default build flags, ... ) Michal -- Michal Schorm Software Engineer Core Services - Databases Team Red Hat -- -- _______________________________________________ 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