On Sat, Aug 19, 2017 at 06:01:03PM -0700, John Conover wrote: > I inherited a project to install a pile of C code, compiled and > running on Debian Wheezy i386 machine, to a Debian jessie amd64 > machine. > > Astonishingly, most of the Wheezy i386 executables run on the Jessie > amd64 machine, (which came with the project.) > > Is this to be expected? Sounds like whoever set up the jessie machine already set up this: <https://wiki.debian.org/Multiarch>