Fixes #5056: Fix CFEngine 3.6 compilation on OSes with old OpenSSL version (pre-0.9.8m)
Merge pull request #385 from Kegeruneku/bug_5056/int/5056_fix_openssl_compilation_failure_on_old_OSes

Fixes #5056: Fix CFEngine 3.6 compilation on OSes with old OpenSSL versi...