ZSTD_CHAINLOG_MAX

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
version(BindZSTD_Static)
extern (C) @nogc nothrow
enum ZSTD_CHAINLOG_MAX = (cast(uint)size_t.sizeof == 4 ? ZSTD_CHAINLOG_MAX_32 : ZSTD_CHAINLOG_MAX_64);

Meta