B_TO_POSIX_ERROR

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
version(!CRuntime_Microsoft && !CRuntime_Newlib && !linux && !Darwin && !FreeBSD && !NetBSD && !OpenBSD && !DragonFlyBSD && !Solaris && Haiku)
extern (C) @trusted nothrow @nogc
static if(!(B_USE_POSITIVE_POSIX_ERRORS))
enum B_TO_POSIX_ERROR (
int code
)

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