This is problematic in 3.0 because the function codes are all defined as zero.
This leads to either every error matching or no error ever matching. Both
are problematic for users. The OTC vote resolved to remove this function
completely.
Fixes#15946
Reviewed-by: Nicola Tuveri <nic.tuv@gmail.com>
(Merged from https://github.com/openssl/openssl/pull/16004)