https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61955
--- Comment #5 from Andreas Schwab <sch...@linux-m68k.org> --- <linux/aio_abi.h> was added in 2.5.32. https://git.kernel.org/cgit/linux/kernel/git/tglx/history.git/commit/?id=ea5097be4e814a2a9457e60653052306295941e8