How to check if installed OpenSSL version is >= 0.9.8k

Question

I have a PHP 5.x script which requires OpenSSL 0.9.8k or higher.

In regard to OpenSSL, I found the following two relevant constants:

OPENSSL_VERSION         


        

Answer 1

The source for version 0.9.8k has a constant OPENSSL_VERSION_NUMBER of 0x009080bf