__errno_location

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
  1. int __errno_location()
  2. int __errno_location()
  3. int __errno_location()
    version(!CRuntime_Microsoft && !CRuntime_Glibc && !CRuntime_Musl && !CRuntime_Newlib && !OpenBSD && !NetBSD && !FreeBSD && !DragonFlyBSD && !CRuntime_Bionic && CRuntime_UClibc)
    extern (C) @trusted nothrow @nogc ref
    int
    __errno_location
    ()

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