[gnurl] 125/222: urlapi: fix unused variable warning

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commit 0f62c9af8bc24245a352363d614b8cf848a43e06
Author: Marcel Raad <address@hidden>
AuthorDate: Tue Oct 1 00:26:03 2019 +0200

    urlapi: fix unused variable warning
    
    `dest` is only used with `ENABLE_IPV6`.
    
    Closes https://github.com/curl/curl/pull/4444
---
 lib/urlapi.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/urlapi.c b/lib/urlapi.c
index a51428404..1c13077ec 100644
--- a/lib/urlapi.c
+++ b/lib/urlapi.c
@@ -596,7 +596,9 @@ static CURLUcode hostname_check(struct Curl_URL *u, char 
*hostname)
   size_t hlen = strlen(hostname);
 
   if(hostname[0] == '[') {
+#ifdef ENABLE_IPV6
     char dest[16]; /* fits a binary IPv6 address */
+#endif
     const char *l = "0123456789abcdefABCDEF:.";
     if(hlen < 5) /* '[::1]' is the shortest possible valid string */
       return CURLUE_MALFORMED_INPUT;

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