EVP_KEM_get0_name
if (strcmp(EVP_KEM_get0_name(kem), "RSA") == 0) {
} else if (strcmp(EVP_KEM_get0_name(kem), "EC") == 0) {
kems_algname[kems_algs_len++] = OPENSSL_strdup(EVP_KEM_get0_name(kem));
const char *EVP_KEM_get0_name(const EVP_KEM *wrap);