PKCS12_add_safe
if (bags && !PKCS12_add_safe(&safes, bags, nid_cert, iter, pass))
if (bags && !PKCS12_add_safe(&safes, bags, -1, 0, NULL))
int PKCS12_add_safe(STACK_OF(PKCS7) **psafes, STACK_OF(PKCS12_SAFEBAG) *bags,