my_syscall1
return (void *)my_syscall1(__NR_mmap, &args);
return my_syscall1(__NR_unshare, flags);
return my_syscall1(__NR_chdir, path);
return my_syscall1(__NR_fchdir, fildes);
return my_syscall1(__NR_chroot, path);
return my_syscall1(__NR_close, fd);
return my_syscall1(__NR_dup, fd);
my_syscall1(__NR_exit, status & 255);
return my_syscall1(__NR_fsync, fd);
return my_syscall1(__NR_getpgid, pid);
return my_syscall1(__NR_rmdir, path);
return my_syscall1(__NR_umask, mode);
return my_syscall1(__NR_unlink, path);
return (void *)my_syscall1(__NR_brk, addr);
return my_syscall1(__NR_uname, buf);
return my_syscall1(__NR_timer_delete, timerid);