#define SYS_exit 1
#define SYS_fork 2
#define SYS_read 3
#define SYS_write 4
#define SYS_open 5
#define SYS_close 6
#define SYS_wait4 7
#define SYS_creat 8
#define SYS_link 9
#define SYS_unlink 10
#define SYS_execv 11
#define SYS_chdir 12
#define SYS_mknod 14
#define SYS_chmod 15
#define SYS_chown 16
#define SYS_lseek 19
#define SYS_getpid 20
#define SYS_isatty 21
#define SYS_fstat 22
#define SYS_time 23
#define SYS_ARG 24
#define SYS_stat 38
#define SYS_pipe 42
#define SYS_execve 59
#define SYS_argc 172
#define SYS_argnlen 173
#define SYS_argn 174
#define SYS_utime 201
#define SYS_wait 202