digitalSignatureGenerate = (F_DIGITALSIGNATUREGENERATE)0;
digitalSignatureVerify = (F_DIGITALSIGNATUREVERIFY)0;
publicKeyExtract = (F_PUBLICKEYEXTRACT)0;
pkaEncrypt = (F_PKAENCRYPT)0;
pkaDecrypt = (F_PKADECRYPT)0;
digitalSignatureGenerate = (F_DIGITALSIGNATUREGENERATE)0;
digitalSignatureVerify = (F_DIGITALSIGNATUREVERIFY)0;
publicKeyExtract = (F_PUBLICKEYEXTRACT)0;
pkaEncrypt = (F_PKAENCRYPT)0;
pkaDecrypt = (F_PKADECRYPT)0;