2. many termio, ioctl, sigaction fixes 3. better socket type emulation; still ticotsord [the loopback interface I guess] does not work properly on svr4 4.1. 4. new gettimeofday, fixed utssys.. 5. rmdir and mkdir were swapped in syscalls.master
the siginfo_t in the waitid() system call.
Fixed time functions. Added alarm(), contextsys(), sigaction(), kill(), statvfs(), fstatvfs()