dns: remove AI_V4MAPPED hint flag on FreeBSD

FreeBSD does not support V4MAPPED. PR-URL: #332 Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
nodejs · Jan 13, 2015 · 04bea9f · 04bea9f
1 parent b949437
commit 04bea9f
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/lib/dns.js b/lib/dns.js
@@ -106,6 +106,11 @@ exports.lookup = function lookup(hostname, options, callback) {
         hints !== (exports.ADDRCONFIG | exports.V4MAPPED)) {
       throw new TypeError('invalid argument: hints must use valid flags');
     }
+
+    // FIXME(indutny): V4MAPPED on FreeBSD results in EAI_BADFLAGS, because
+    // the libc does not support it
+    if (process.platform === 'freebsd' && family !== 6)
+      hints &= ~exports.V4MAPPED;
   } else {
     family = options >>> 0;
   }