avoid collision with macro _L in ctype.h (is pulled in on OpenBSD)

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avoid collision with macro _L in ctype.h (is pulled in on OpenBSD) #1494

Closed rfht closed 2 months ago

rfht commented 2 months ago

As discussed on Discord. Linux also has _L in ctype.h, but it seems this file is only pulled in on OpenBSD, probably via #include <cctype>. Renaming this variable fixes the collision.