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Subject: Re: [PATCH 5/7] linux: Use waitid on wait4 if __NR_wait4 is not
 defined
From: Adhemerval Zanella <adhemerval.zanella@linaro.org>
To: Alistair Francis <alistair23@gmail.com>
Cc: GNU C Library <libc-alpha@sourceware.org>
References: <20191114144704.19002-1-adhemerval.zanella@linaro.org>
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On 25/11/2019 09:39, Adhemerval Zanella wrote:

> So it seems that __ASSUME_WAITID_PID0_P_PGID should be a safe call to
> avoid such theoretical scenarios.  I will rework how the flag is used
> to mimic other assume usage where newer kernel version undef the flag,
> so it should be simpler to remove it once the minimum kernel is lifted.
> 

In fact I think change the __ASSUME_WAITID_PID0_P_PGID won't be much
a improvement