If it weren't for the code comments, it would've been hard to notice that it was the OP's code. It's sometimes very hard to find the differences between C-based

If it weren't for the code comments, it would've been hard to notice that it was the OP's code. It's sometimes very hard to find the differences between C-based POSIX/BSD socket code written by multiple parties - especially when it comes to the set-up routines. Kudos to the OP!