1. () ۵ϴ ý

	sys_execve
	sys_write
	sys_fork
	sys_close
	sys_setup
	sys_dup
	sys_open
	sys_setsid

2.  Ǿ  ýݵ.

exit
read
waitpid
creat
link
unlink
chdir
time
mknod
chmod
chown
break
stat
lseek
getpid
mount
umount
setuid
getuid
stime
ptrace
alarm
fstat
pause
utime
stty
gtty
access
nice
ftime
sync
kill
rename
mkdir
rmdir
pipe
times
prof
brk
setgid
getgid
signal
geteuid
getegid
acct
phys
lock
ioctl
fcntl
mpx
setpgid
ulimit
uname
umask
chroot
ustat
dup2
getppid
getpgrp
