On Thursday, September 13, 2012 at 21:41:09 UTC, fw@??? confabulated:
> * Phil Pennock: >> This is for folks running Exim on platforms which are no longer
>> predominant.
>>
>> Is anyone actively using Exim on a platform without a POSIX writev()
>> interface? If so, are you also using SpamAssassin? > Is this on a socket? Then you can use sendmsg, which goes back to
> 4.2BSD, released in, uhm, 1983.
A little off. 4.0 was released in 2000.
> writev goes back to 4.4BSD at least, and Stevens mentions that Solaris
> 2.5 supports it, so I assume you're on the safe side with writev as
> well.
--
If at first you don't succeed...
...so much for skydiving.