+if(USE_MBEDTLS_TESTCERT OR USE_MBEDTLS_HAVEGE)
+ if(SSL MATCHES "openssl" OR SSL MATCHES "gnutls" OR SSL MATCHES "polarssl")
+ message(FATAL_ERROR "Selecting USE_MBEDTLS_TESTCERT or USE_MBEDTLS_HAVEGE implies SSL=mbedtls")
+ endif(SSL MATCHES "openssl" OR SSL MATCHES "gnutls" OR SSL MATCHES "polarssl")
+endif(USE_MBEDTLS_TESTCERT OR USE_MBEDTLS_HAVEGE)
+