Changes between 1.1.1 and 3.0.0 [xx XXX xxxx]
+ *) Introduced a new function, OSSL_PROVIDER_available(), which can be used
+ to check if a named provider is loaded and available. When called, it
+ will also activate all fallback providers if such are still present.
+ [Richard Levitte]
+
*) Enforce a minimum DH modulus size of 512 bits.
[Bernd Edlinger]