try_provided_check
if ((ok = try_provided_check(ctx,
if ((ok = try_provided_check(ctx, OSSL_KEYMGMT_SELECT_PRIVATE_KEY,
if ((ok = try_provided_check(ctx, OSSL_KEYMGMT_SELECT_KEYPAIR,
if ((ok = try_provided_check(ctx, OSSL_KEYMGMT_SELECT_PUBLIC_KEY,