SMIME_write_PKCS7
LCRYPTO_USED(SMIME_write_PKCS7);
LCRYPTO_ALIAS(SMIME_write_PKCS7);
int SMIME_write_PKCS7(BIO *bio, PKCS7 *p7, BIO *data, int flags);
if (!SMIME_write_PKCS7(out, p7, indata,
if (!SMIME_write_PKCS7(out, p7, in,