--- a/m4/ax_check_ping_ipv6.m4
+++ b/m4/ax_check_ping_ipv6.m4
@@ -42,16 +42,16 @@ AC_DEFUN([AX_CHECK_PING_IPV6],

     AC_CACHE_CHECK([whether ]PING[ has working -6 option], [ac_cv_ping_6_opt],
     [
-        ac_cv_ping_6_opt=no
-        if test -n "$PING"; then
-            echo "Trying '$PING -6 -c 1 ::1'" >&AS_MESSAGE_LOG_FD
-            $PING -6 -c 1 ::1 > conftest.out 2>&1
-            if test "$?" = 0; then
-                ac_cv_ping_6_opt=yes
-            fi
-            cat conftest.out >&AS_MESSAGE_LOG_FD
-            rm -f conftest.out
-        fi
+        ac_cv_ping_6_opt=yes
+        #if test -n "$PING"; then
+        #    echo "Trying '$PING -6 -c 1 ::1'" >&AS_MESSAGE_LOG_FD
+        #    $PING -6 -c 1 ::1 > conftest.out 2>&1
+        #    if test "$?" = 0; then
+        #        ac_cv_ping_6_opt=yes
+        #    fi
+        #    cat conftest.out >&AS_MESSAGE_LOG_FD
+        #    rm -f conftest.out
+        #fi
     ])

     AS_IF([test "x$ac_cv_ping_6_opt" = "xyes"],[