--- sim_sock.c.old	2012-04-04 17:51:08.000000000 -0400
+++ sim_sock.c	2012-04-04 01:53:49.000000000 -0400
@@ -195,7 +195,8 @@
 {
 int32 sta, err;
 #if defined (macintosh) || defined (__linux) || \
-    defined (__APPLE__) || defined (__OpenBSD__)
+    defined (__APPLE__) || defined (__OpenBSD__) || \
+    defined (__NetBSD__)
 socklen_t size;
 #elif defined (_WIN32) || defined (__EMX__) ||\
      (defined (__ALPHA) && defined (__unix__))