+static gboolean get_ipv6_state(gchar *ifname)
+{
+ int disabled;
+ gchar *path;
+ FILE *f;
+ gboolean enabled = FALSE;
+
+ if (ifname == NULL)
+ path = g_strdup("/proc/sys/net/ipv6/conf/all/disable_ipv6");
+ else
+ path = g_strdup_printf(
+ "/proc/sys/net/ipv6/conf/%s/disable_ipv6", ifname);
+
+ if (path == NULL)
+ return enabled;
+
+ f = fopen(path, "r");
+
+ g_free(path);
+
+ if (f != NULL) {
+ if (fscanf(f, "%d", &disabled) > 0)
+ enabled = !disabled;
+ fclose(f);
+ }
+
+ return enabled;
+}
+