[RFC PATCH 1/1] io: Add FORTIFY_SOURCE check for fcntl arguments

[Andreas Schwab]

On Mai 24 2023, Siddhesh Poyarekar wrote:

> Please be sure to make the _Generic bits conditional on __USE_ISOC11.

That's not enough.  GCC 4.7 supports C11, but _Generic has only been
added in GCC 4.9.
 
-- 
Andreas Schwab, SUSE Labs, schwab@suse.de
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