glibc-2.3.2 and errno

DJ Lucas dj_me at
Mon Mar 3 14:24:54 PST 2003

Greg Schafer wrote:
> Hi
> This is likely to become a FAQ. A fair amount of older software won't
> compile against 2.3.2. It will error out with:-
> undefined reference to `errno'
> As per here:-
> the solution is to add "#include <errno.h>" and remove references to
> "extern int errno;"
> Good luck.
> Greg

Already hit it with util-linux...patch will need to be created for that
when 2.3.2 hits the book (if 2.11.y is the current revision at that


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