Declare the _nt_nonblock_xxx functions static.  Changed the second argument of _nt_nonblock_accept to be "struct sockaddr *".
Declare the _nt_nonblock_xxx functions static.  Changed the second
argument of _nt_nonblock_accept to be "struct sockaddr *".

makotokato/nsprpub,makotokato/nsprpub,makotokato/nsprpub,makotokato/nsprpub,makotokato/nsprpub