/**< Open SSL Crypto PMD device name */
/** OPENSSL PMD LOGTYPE DRIVER */
-int openssl_logtype_driver;
+extern int openssl_logtype_driver;
#define OPENSSL_LOG(level, fmt, ...) \
rte_log(RTE_LOG_ ## level, openssl_logtype_driver, \
"%s() line %u: " fmt "\n", __func__, __LINE__, \