diff --git a/configure.ac b/configure.ac
index 228b686e9..5654a4959 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1840,13 +1840,13 @@ then
   AC_DEFINE(DISABLED_THREADSAFE, 1,
     [Set to explicitly specify we don't want to use thread-safe functions])
 else
-  if test "$ipv6" != "yes"; then
+  dnl if test "$ipv6" != "yes"; then
     dnl dig around for gethostbyname_r()
     dnl the old gethostbyname_r check was done here
 
     dnl dig around for gethostbyaddr_r()
     dnl the old gethostbyaddr_r check was here BUT COMMENTED OUT
-  fi
+  dnl fi
 
   dnl poke around for inet_ntoa_r()
   CURL_CHECK_INET_NTOA_R()