Comment # 1 on bug 1055322 from V��t��zslav ������ek

OpenSSL 1.1 is supported by the recently released 2.2.0:
https://github.com/randombit/botan/blob/master/news.rst#version-220-2017-08-07

Stable branch (1.10) likely won't get the support backported:
https://github.com/randombit/botan/issues/753