Five commits from upstream were applied to v. 7.8-p1:
482d23bc upstream: hold our collective noses and use the openssl-1.1.x
API in
48f54b9d adapt -portable to OpenSSL 1.1x API
86e0a9f3 upstream: use only openssl-1.1.x API here too
a3fd8074 upstream: missed a bit of openssl-1.0.x API in this unittest
d64e7852 add compat header
Signed-off-by: Eneas U de Queiroz <cote2004-github@yahoo.com>