compat_sys_waitid 574 arch/arm64/include/asm/unistd32.h __SYSCALL(__NR_waitid, compat_sys_waitid) compat_sys_waitid 653 include/linux/compat.h asmlinkage long compat_sys_waitid(int, compat_pid_t, compat_sys_waitid 311 include/uapi/asm-generic/unistd.h __SC_COMP(__NR_waitid, sys_waitid, compat_sys_waitid) compat_sys_waitid 311 tools/include/uapi/asm-generic/unistd.h __SC_COMP(__NR_waitid, sys_waitid, compat_sys_waitid)