__LXSYSCALL1(void*, brk, size_t, size)
+__LXSYSCALL(pid_t, getpid)
+
+__LXSYSCALL(pid_t, getppid)
+
+__LXSYSCALL1(void, _exit, int, status)
+
+__LXSYSCALL1(unsigned int, sleep, unsigned int, seconds)
+
+__LXSYSCALL1(pid_t, wait, int*, status);
+
#endif /* __LUNAIX_UNISTD_H */