#include DEFN_SYSCALL1(exit, 0, int) DEFN_SYSCALL1(print, 1, const char *) DEFN_SYSCALL3(open, 2, const char *, int, int) DEFN_SYSCALL3(read, 3, int, char *, int) DEFN_SYSCALL3(write, 4, int, char *, int) DEFN_SYSCALL1(close, 5, int) DEFN_SYSCALL2(gettimeofday, 6, void *, void *) DEFN_SYSCALL3(execve, 7, char *, char **, char **) DEFN_SYSCALL0(fork, 8) DEFN_SYSCALL0(getpid, 9) DEFN_SYSCALL1(sbrk, 10, int)