CMS_signed_add1_attr_by_NID
int CMS_signed_add1_attr_by_NID(CMS_SignerInfo *si, int nid, int type,
LCRYPTO_ALIAS(CMS_signed_add1_attr_by_NID);
if (!CMS_signed_add1_attr_by_NID(si, NID_id_smime_aa_receiptRequest,
if (!CMS_signed_add1_attr_by_NID(dest, NID_id_smime_aa_msgSigDigest,
if (CMS_signed_add1_attr_by_NID(si, NID_pkcs9_messageDigest,
if (!CMS_signed_add1_attr_by_NID(si, NID_pkcs9_messageDigest,
if (CMS_signed_add1_attr_by_NID(si, NID_pkcs9_contentType,
if (!CMS_signed_add1_attr_by_NID(si, NID_pkcs9_signingTime,
r = CMS_signed_add1_attr_by_NID(si, NID_SMIMECapabilities,
LCRYPTO_USED(CMS_signed_add1_attr_by_NID);