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Re: Bug#670722: perl-base: IO::Socket::UNIX::hostpath dies on kFreeBSD

2012/5/6 Steven Chamberlain <steven@pyro.eu.org>:
> It looks to me like GNU/kFreeBSD uses the sys/un.h provided by eglibc,
> with a sockaddr_un different to FreeBSD's, so the test should rather be:
> #   if defined(__linux__) || defined(__GLIBC__)

Note that this is true for the declaration (which is matters here
AFAICT) but it's not for the actual structure, see #645527.

> As for GNU/Hurd, my guess is that it doesn't have that header at all and
> skips the entire #ifdef I_SYS_UN block.  So it shouldn't need to be
> considered here.

Actually ISTR GNU/Hurd had zero-length sun_path too.  CCing debian-hurd...

Robert Millan

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