fixup handler change to work with disabled-verbose-messages

lib/curl_gssapi.c

@@ -5,7 +5,7 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 2011 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 2011 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
  *
  * This software is licensed as described in the file COPYING, which
  * you should have received as part of this distribution. The terms
@@ -131,6 +131,10 @@ void Curl_gss_log_error(struct Curl_easy *data, const char *prefix,
   display_gss_error(minor, GSS_C_MECH_CODE, buf, len);
 
   infof(data, "%s%s\n", prefix, buf);
+#ifdef CURL_DISABLE_VERBOSE_STRINGS
+  (void)data;
+  (void)prefix;
+#endif
 }
 
 #endif /* HAVE_GSSAPI */

lib/url.c

@@ -732,6 +732,9 @@ static void conn_shutdown(struct Curl_easy *data, struct connectdata *conn)
     Curl_closesocket(conn, conn->tempsock[0]);
   if(CURL_SOCKET_BAD != conn->tempsock[1])
     Curl_closesocket(conn, conn->tempsock[1]);
+#ifdef CURL_DISABLE_VERBOSE_STRINGS
+  (void)data;
+#endif
 }
 
 static void conn_free(struct connectdata *conn)