When calling X509_set_version to set v1 certificate, that
should mean that the version number field is omitted.
Reviewed-by: Dr. Stephen Henson <steve@openssl.org>
int X509_set_version(X509 *x, long version)
{
if (x == NULL) return(0);
+ if (version == 0)
+ {
+ M_ASN1_INTEGER_free(x->cert_info->version);
+ x->cert_info->version = NULL;
+ return(1);
+ }
if (x->cert_info->version == NULL)
{
if ((x->cert_info->version=M_ASN1_INTEGER_new()) == NULL)