/* Load and unload a provider */
OSSL_PROVIDER *OSSL_PROVIDER_load(OPENSSL_CTX *, const char *name);
int OSSL_PROVIDER_unload(OSSL_PROVIDER *prov);
/* Load and unload a provider */
OSSL_PROVIDER *OSSL_PROVIDER_load(OPENSSL_CTX *, const char *name);
int OSSL_PROVIDER_unload(OSSL_PROVIDER *prov);