extern int sys_setup();extern int sys_exit();extern int sys_fork();extern int sys_read();extern int sys_write();extern int sys_open();extern int sys_close();extern int sys_waitpid();extern int sys_creat();extern int sys_link();extern int sys_unlink();extern int sys_execve();extern int sys_chdir();extern int sys_time();extern int sys_mknod();extern int sys_chmod();extern int sys_chown();extern int sys_break();extern int sys_stat();extern int sys_lseek();extern int sys_getpid();extern int sys_mount();extern int sys_umount();extern int sys_setuid();extern int sys_getuid();extern int sys_stime();extern int sys_ptrace();extern int sys_alarm();extern int sys_fstat();extern int sys_pause();extern int sys_utime();extern int sys_stty();extern int sys_gtty();extern int sys_access();extern int sys_nice();extern int sys_ftime();extern int sys_sync();extern int sys_kill();extern int sys_rename();extern int sys_mkdir();extern int sys_rmdir();extern int sys_dup();extern int sys_pipe();extern int sys_times();extern int sys_prof();extern int sys_brk();extern int sys_setgid();extern int sys_getgid();extern int sys_signal();extern int sys_geteuid();extern int sys_getegid();extern int sys_acct();extern int sys_phys();extern int sys_lock();extern int sys_ioctl();extern int sys_fcntl();extern int sys_mpx();extern int sys_setpgid();extern int sys_ulimit();extern int sys_uname();extern int sys_umask();extern int sys_chroot();extern int sys_ustat();extern int sys_dup2();extern int sys_getppid();extern int sys_getpgrp();extern int sys_setsid();fn_ptr sys_call_table[] = { sys_setup, sys_exit, sys_fork, sys_read,sys_write, sys_open, sys_close, sys_waitpid, sys_creat, sys_link,sys_unlink, sys_execve, sys_chdir, sys_time, sys_mknod, sys_chmod,sys_chown, sys_break, sys_stat, sys_lseek, sys_getpid, sys_mount,sys_umount, sys_setuid, sys_getuid, sys_stime, sys_ptrace, sys_alarm,sys_fstat, sys_pause, sys_utime, sys_stty, sys_gtty, sys_access,sys_nice, sys_ftime, sys_sync, sys_kill, sys_rename, sys_mkdir,sys_rmdir, sys_dup, sys_pipe, sys_times, sys_prof, sys_brk, sys_setgid,sys_getgid, sys_signal, sys_geteuid, sys_getegid, sys_acct, sys_phys,sys_lock, sys_ioctl, sys_fcntl, sys_mpx, sys_setpgid, sys_ulimit,sys_uname, sys_umask, sys_chroot, sys_ustat, sys_dup2, sys_getppid,sys_getpgrp,sys_setsid};