Re: error.c: "Unknown system error" should report errno value

[Paul Eggert]

Eric Blake-1 <address@hidden> writes:

> But come to think of it, now that we assume C89, should we
> simplify the code by not even catering to the missing strerror
> case?  Which modern platforms still lack strerror?

Freestanding C89 and C99 platforms need not provide strerror; only
hosted platforms are required to have it.  That being said, I don't
know of any plausible gnulib porting targets that lack strerror.