ca0d7b60d2
* Add a descriptor class for socket(2) return values * Add basic socket(2) and bind(2) * Basic accept(2) * Basic recv(2) support * Debug statements and accept(2) * Add check for symbolic arg to open(2) * Fix an example warning * send/sendfile * debug->info for some mcore output * Produce socket data as part of state serialization * Clean up SLinux.sys_open() * Document socket(2) peculiarities