kmf_sign_data
ret = kmf_sign_data(ess->es_kmfhandle, numattr, attrlist);
extern KMF_RETURN kmf_sign_data(KMF_HANDLE_T, int, KMF_ATTRIBUTE *);
ret = kmf_sign_data(handle, i, attrlist);
ret = kmf_sign_data(handle, i, attlist);