Fixes issue with cert gen, no malloc and crypto callback causing wolfssl/wolfcrypt/asn.h:1375:18: error: use of undeclared identifier 'WC_MAX_DIGEST_SIZE. Fixed netcat issue in openssl.test causing server open check to fail on some platforms. Fixed clang-tidy report in benchmark.c where XFTELL could return negative (error) and wasn't handled.

scripts/openssl.test

@@ -280,7 +280,7 @@ check_server_ready() {
     server_ready=0
     while [ "$counter" -lt 20 ]; do
         echo -e "waiting for $server_name ready..."
-        echo -e Checking | nc -w 5 localhost $server_port
+        echo -e Checking | nc -4 -w 1 -z localhost $server_port
         nc_result=$?
         if [ $nc_result = 0 ]
         then