[PATCH 15/18] linux: Only use 64-bit syscall if required for sigtimedwait

[Adhemerval Zanella]

On 17/06/2021 09:25, Andreas Schwab wrote:
> 
>      bool need_time64 = timeout != NULL && !in_time_t_range (timeout->tv_sec);

This is indeed better, I adjusted all the patches to follow this.