$NetBSD: patch-utils_TerraSync_terrasync_cxx,v 1.1 2012/09/30 10:04:33 dholland Exp $

Recognize more BSDs.

--- utils/TerraSync/terrasync.cxx~	2012-08-16 14:20:53.000000000 +0000
+++ utils/TerraSync/terrasync.cxx
@@ -51,7 +51,7 @@
 
 #if defined(_MSC_VER) || defined(__MINGW32__)
     typedef void (__cdecl * sighandler_t)(int);
-#elif defined( __APPLE__ ) || defined (__FreeBSD__)
+#elif defined( __APPLE__ ) || defined (__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__DragonFly__)
     typedef sig_t sighandler_t;
 #endif