[Dev-luatex] cygwin static detection

[Taco Hoekwater]

Élie Roux wrote:
> Hello,
> 
> The attached patch detects if LuaTeX is compiled under cygwin: the
> result of os.type is unix and os.name is cygwin. Without this patch,
> os.type is unix and os.name is generic... Is this patch ok or would
> you prefer os.type to return windows? I think it's best this way.

Patch applied as-is. 'cygwin' sounds fine as a name.

Best wishes,
Taco