Possible non-conformance to POSIX

Martin Sustrik sustrik at 250bpm.com
Wed Nov 28 05:21:05 UTC 2012

On 27/11/12 23:39, Bruce Evans wrote:

>> #include <netinet/in.h>
>> The above results in 'u_int32_t undefined' error, which it shouldn't
>> according to POSIX.
> <netinet/in.h> is careful to only declare uint32_t, but then it is
> broken and uses u_int32_t for INADDR_ANY and INADDR_BROADCAST.
> u_int32_t is also misused extensively in the definitions of INADDR_*
> and IN_* under __BSD_VISIBLE. INADDR_ANY is broken even if __BSD_VISIBLE
> is nonzero (the default), because the u_int32_t pollution is not
> automatically supplied with __BSD_VISIBLE. It takes including
> <sys/types.h> (with __BSD_VISIBLE) to get it.

Yes. I figured out that including <sys/types.h> solves the problem. I 
was just pointing out the bug.

If there's interest I can send a patch for INADDR_ANY and INADDR_BROADCAST.


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