On 2016-05-08, Teng Zhang <unixrea...@gmail.com> wrote: > Actually, there is indeed some knowledge that can't get from manual and > faq. I usually use wikipedia and openbsd src tree(especially, the include > files) as references(and the most interesting part i love is the comments > embeded in the source code).
There's a lot of information in cvs history too. As for books, OpenBSD is still very much in the BSD tradition, the classics are still fairly relevant for general structure though obviously you'll need to take changes into account, I've found these useful on occasion: Advanced programming in the UNIX environment Design and implementation of the 4.4BSD Operating System TCP/IP Illustrated volume 2 (the implementation)
