Update NSS to 3.38

- Added HACL*Poly1305 32-bit (INRIA/Microsoft)
- Updated to final TLS 1.3 draft version (28)
- Removed TLS 1.3 prerelease draft limit check
- Removed NPN code
- Enabled dev/urandom-only RNG on Linux with NSS_SEED_ONLY_DEV_URANDOM for non-standard environments
- Fixed several bugs with TLS 1.3 negotiation
- Updated internal certificate store
- Added support for the TLS Record Size Limit Extension.
- Fixed CVE-2018-0495
- Various security fixes in the ASN.1 code.

security/nss/cmd/listsuites/listsuites.c

@@ -64,9 +64,7 @@ main(int argc, char **argv)
     /* disable all the SSL3 cipher suites */
     for (i = 0; i < SSL_NumImplementedCiphers; i++) {
         PRUint16 suite = cipherSuites[i];
-        SECStatus rv;
         PRBool enabled;
-        PRErrorCode err;
         SSLCipherSuiteInfo info;
 
         rv = SSL_CipherPrefGetDefault(suite, &enabled);