ru_RU.CP866.src, the previous version of this file contained a strange conversion error: nostr had U+255C BOX DRAWINGS UP DOUBLE AND LEFT SINGLE instead of U+0435 CYRILLIC SMALL LETTER IE.
the hard work was done by Hye-Shik Chang in the misc/utf8locale port; I made a few minor adjustments and merged the makefiles. PR: 44307