__BSD_VISIBLE

Wolfram Wadepohl Wolfram.Wadepohl at ek-automation.com
Fri Feb 5 05:21:13 CST 2010


Ok my understanding so far is that there are some features in BSD that are
incompatible with POSIX or X/OPEN. So __BSD_VISIBLE should be undefined
when using POSIX API.

I think you cannot globally enable it or not. It depends on what subsystem
you are using.

Wolfram Wadepohl schrieb:

> I want to use MSG_DONTWAIT socket option. In socket.h it is defined, but 
> only when also __BSD_VISIBLE is defined. Where is the right place to 
> define __BSD_VISIBLE or is it not suitable to define it at all?

-- 
Schöne Grüße aus Reutlingen

Wolfram Wadepohl
Forschung & Entwicklung

E&K AUTOMATION GMBH
Werk Reutlingen




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