On 02/27/2017 02:19 AM, Albert ARIBAUD wrote: >> As a practical matter that ship sailed years ago, as such usage is no longer >> portable because of x32. > Hmm... So it is non-portable only to x32, but portable to the rest, > right? > Yes, it's portable to glibc platforms other than x32. I'm not sure about non-glibc platforms.