add_secretbag
void add_secretbag(PKCS12_BUILDER *pb, int secret_nid, const char *secret,
add_secretbag(pb, custom_nid, "VerySecretMessage", ATTRS1);
add_secretbag(pb, custom_nid, "VerySecretMessage", ATTRS1);
add_secretbag(pb, custom_nid, "VeryVerySecretMessage", ATTRS1);