[tests] disable secdownload HMAC tests for NSS

NSS crypto lib does not expose interfaces to HMAC funcs

src/algo_hmac.c

@@ -127,6 +127,11 @@ li_hmac_sha1 (unsigned char digest[SHA_DIGEST_LENGTH],
     HMAC_Destroy(hmac, PR_TRUE);
     return (SECSuccess == rc);
     #else
+    UNUSED(digest);
+    UNUSED(secret);
+    UNUSED(slen);
+    UNUSED(msg);
+    UNUSED(mlen);
     return 0;
     #endif
    #else
@@ -197,6 +202,11 @@ li_hmac_sha256 (unsigned char digest[SHA256_DIGEST_LENGTH],
     HMAC_Destroy(hmac, PR_TRUE);
     return (SECSuccess == rc);
     #else
+    UNUSED(digest);
+    UNUSED(secret);
+    UNUSED(slen);
+    UNUSED(msg);
+    UNUSED(mlen);
     return 0;
     #endif
    #else

tests/LightyTest.pm

@@ -498,7 +498,8 @@ sub has_crypto {
 	my $FH;
 	open($FH, "-|",$self->{LIGHTTPD_PATH}, "-V") || return 0;
 	while (<$FH>) {
-		return 1 if (/[+] (?i:OpenSSL|mbedTLS|GnuTLS|WolfSSL|Nettle|NSS crypto) support/);
+		#return 1 if (/[+] (?i:OpenSSL|mbedTLS|GnuTLS|WolfSSL|Nettle|NSS crypto) support/);
+		return 1 if (/[+] (?i:OpenSSL|mbedTLS|GnuTLS|WolfSSL|Nettle) support/);
 	}
 	close $FH;
 	return 0;