[tz] "official" zone name alternatives via Link records

Paul Goyette paul at whooppee.com
Fri Feb 12 15:36:00 UTC 2021

Just wondering if it might be possible to have a "conditional include"
somewhere (backwards file?).  In NetBSD our make(1) recognizes the
``.cinclude <file>'' directive to "include <file> if it exists; if the
named file does not exist, just ignore the directive.

Is there some other portable mechanism to include-<file>-if-present ?

This would allow consumers (whether end-users or downstream projects)
to maintain their own local extra-links file that would be included,
without polluting (and increasing the maintenance costs of the mainline

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