[dovecot/core] d6c1b8: configure: Improved checking if OpenSSL is too old...

[GitHub]

  Branch: refs/heads/master-2.2
  Home:   https://github.com/dovecot/core
  Commit: d6c1b8c4c32874fe352e4d6af2a53f3fe14822bd
      https://github.com/dovecot/core/commit/d6c1b8c4c32874fe352e4d6af2a53f3fe14822bd
  Author: Timo Sirainen <timo.sirainen at dovecot.fi>
  Date:   2016-10-22 (Sat, 22 Oct 2016)

  Changed paths:
    M configure.ac

  Log Message:
  -----------
  configure: Improved checking if OpenSSL is too old for lib-dcrypt

Some OpenSSL versions had EC_KEY_new, but not other needed functions.