$OpenBSD: patch-src_print_wireless_info_c,v 1.9 2016/01/04 22:31:17 jasper Exp $
--- src/print_wireless_info.c.orig	Sun Jan  3 12:55:52 2016
+++ src/print_wireless_info.c	Sun Jan  3 12:58:06 2016
@@ -50,6 +50,7 @@
 #include <netinet/if_ether.h>
 #include <net80211/ieee80211.h>
 #include <net80211/ieee80211_ioctl.h>
+#define IW_ESSID_MAX_SIZE IEEE80211_NWID_LEN
 #endif
 
 #include "i3status.h"
