$NetBSD$
--- src/yersinia.h.orig	2009-07-16 10:24:31.000000000 -0500
+++ src/yersinia.h	2009-07-16 10:25:10.000000000 -0500
@@ -25,6 +25,10 @@
 #ifndef __YERSINIA_H__
 #define __YERSINIA_H__
 
+#if defined(__NetBSD__)
+#define SIGPOLL SIGIO
+#endif
+
 #ifdef HAS_CURSES
 #include "ncurses-gui.h"
 #endif
