[Xastir] Compile error on OS X

[Derrick J Brashear]

On Wed, 19 Jan 2005, Curt, WE7U wrote:

>> one wonders if 10.2 sys/socket.h is just broken somehow. can you put
>> /usr/include/sys/socket.h from your machine somewhere?
>
> Then why would interface.c compile?  It also uses that stuff and
> gets compiled before x_spider.c.  If one compiles, we should be able
> to get the other one to compile.

no argument there. but it works in 10.3; the code in src/interface.c is 
weird anyway. in one place we check for socklen_t to be defined (what if 
it's typedef'd?) and in another (port_read) we just use it with impunity.