ECDHerr.ECDHerr

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
template ECDHerr(string f, string r)
version(!LIBRESSL_INTERNAL)
extern (C) nothrow @nogc
enum ECDHerr = "libressl_d.openssl.err.ERR_PUT_error(libressl_d.openssl.err.ERR_LIB_ECDH, " ~ f ~ ", " ~ r ~ ", __FILE__, __LINE__);";

Meta