$NetBSD: patch-src_zm_comms_h,v 1.3 2013/04/29 21:31:13 joerg Exp $

extern "C" system headers.

Include missing system headers for NetBSD.

--- src/zm_comms.h.orig	2009-10-14 13:08:49.000000000 +0000
+++ src/zm_comms.h
@@ -22,10 +22,18 @@
 
 #include "zm_exception.h"
 
+extern "C" {
 #include <unistd.h>
 #include <netdb.h>
 #include <errno.h>
+#include <sys/socket.h>
+#include <sys/uio.h>
 #include <sys/un.h>
+#include <netinet/in.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+}
 
 #include <set>
 #include <vector>