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> The purpose of the following comment in the Lua Reference Manual was
> not immediately clear to at least two people:
>   "Moreover, if the module name has a hyphen, its prefix up to (and
> including) the first hyphen is removed. For instance, if the module
> name is a.v1-b.c, the function name will be luaopen_b_c."
> This appears to be intended to allow multiple versions of a module to
> be named without modifying their binary interface.
> Having the version number be a prefix rather than a postfix is a bit
> unorthodox though.

Yes, that was a design mistake. We may correct that for 5.2.

-- Roberto