#define SYS_write 6
#define SYS_sbrk 7
#define SYS_fstat 8
-#define SYS_isatty 9
#define SYS_lseek 10
#define SYS_kill 11
#define SYS_getpid 12
#define SYS_fork 25
#define SYS_waitpid 26
#define SYS_getcwd 27
-#define SYS_execve 28
+#define SYS_exec 28
#define SYS_fcntl 29
#define SYS_rmdir 30
#define SYS_sysconf 31
+#define SYS_readlink 32
+#define SYS_lstat 33
+#define SYS_symlink 34
+#define SYS_link 35
+#define SYS_getdents 36
+#define SYS_memcpy 37
+#define SYS_memset 38
+#define SYS_dup 39