static char *i2s_ASN1_IA5STRING(X509V3_EXT_METHOD *method, ASN1_IA5STRING *ia5);
static ASN1_IA5STRING *s2i_ASN1_IA5STRING(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, char *str);
-X509V3_EXT_METHOD v3_ns_ia5_list[] = {
+const X509V3_EXT_METHOD v3_ns_ia5_list[] = {
EXT_IA5STRING(NID_netscape_base_url),
EXT_IA5STRING(NID_netscape_revocation_url),
EXT_IA5STRING(NID_netscape_ca_revocation_url),