SYSCALL          9380 io.c           	retval = SYSCALL(num);
SYSCALL          9383 io.c           	retval = SYSCALL(num, arg[0]);
SYSCALL          9386 io.c           	retval = SYSCALL(num, arg[0],arg[1]);
SYSCALL          9389 io.c           	retval = SYSCALL(num, arg[0],arg[1],arg[2]);
SYSCALL          9392 io.c           	retval = SYSCALL(num, arg[0],arg[1],arg[2],arg[3]);
SYSCALL          9395 io.c           	retval = SYSCALL(num, arg[0],arg[1],arg[2],arg[3],arg[4]);
SYSCALL          9398 io.c           	retval = SYSCALL(num, arg[0],arg[1],arg[2],arg[3],arg[4],arg[5]);
SYSCALL          9401 io.c           	retval = SYSCALL(num, arg[0],arg[1],arg[2],arg[3],arg[4],arg[5],arg[6]);