My recent 'discover correct -spersistent mmap address' fix broke 32 bit systems.
My recent 'discover correct -spersistent mmap address' fix broke
32 bit systems.

Spotted by:	Kristian

wikimedia/operations-debs-varnish,ssm/pkg-varnish,ssm/pkg-varnish,ssm/pkg-varnish,wikimedia/operations-debs-varnish,ssm/pkg-varnish,wikimedia/operations-debs-varnish,ssm/pkg-varnish,wikimedia/operations-debs-varnish,wikimedia/operations-debs-varnish