PEM_read_bio_CMS
CMS_ContentInfo *PEM_read_bio_CMS(BIO *bp, CMS_ContentInfo **x,
LCRYPTO_ALIAS(PEM_read_bio_CMS);
LCRYPTO_USED(PEM_read_bio_CMS);
cms = PEM_read_bio_CMS(in, NULL, NULL, NULL);
rcms = PEM_read_bio_CMS(rctin, NULL, NULL, NULL);