int X509_cmp_time(const ASN1_TIME *s, time_t *t);
int X509_cmp_current_time(const ASN1_TIME *s);
ASN1_TIME * X509_time_adj(ASN1_TIME *s, long adj, time_t *t);
int X509_cmp_time(const ASN1_TIME *s, time_t *t);
int X509_cmp_current_time(const ASN1_TIME *s);
ASN1_TIME * X509_time_adj(ASN1_TIME *s, long adj, time_t *t);