$OpenBSD: patch-gui_simple-greeter_extensions_smartcard_gdm-smartcard-worker_c,v 1.3 2013/06/17 13:22:51 ajacoutot Exp $
--- gui/simple-greeter/extensions/smartcard/gdm-smartcard-worker.c.orig	Mon Jun 17 14:02:18 2013
+++ gui/simple-greeter/extensions/smartcard/gdm-smartcard-worker.c	Mon Jun 17 14:50:38 2013
@@ -2,7 +2,9 @@
 
 #include <fcntl.h>
 #include <locale.h>
+#ifdef __linux__
 #include <sys/prctl.h>
+#endif
 #include <stdlib.h>
 #include <unistd.h>
 
