Christopher Kohlhoff 53211fce62 Use _POSIX_VERSION to detect support for MSG_NOSIGNAL. ...

This flag for sendmsg(2) was standardised in POSIX.1-2008 so all systems
that support at least that version should have it. This prevents
unexpected SIGPIPEs on at least OpenBSD and possibly others.
MSG_NOSIGNAL is used unconditionally on Linux to match existing
behaviour and also because this was present on Linux long before
standardisation.

2020-11-02 14:03:09 +11:00

..

boost

Use _POSIX_VERSION to detect support for MSG_NOSIGNAL.

2020-11-02 14:03:09 +11:00