$OpenBSD: patch-sync_util_get_session_name_linux_cc,v 1.1 2013/10/29 06:51:34 robert Exp $
--- sync/util/get_session_name_linux.cc.orig.port	Sun Oct 20 19:08:41 2013
+++ sync/util/get_session_name_linux.cc	Sun Oct 20 19:08:51 2013
@@ -13,8 +13,9 @@ namespace syncer {
 namespace internal {
 
 std::string GetHostname() {
-  char hostname[HOST_NAME_MAX];
-  if (gethostname(hostname, HOST_NAME_MAX) == 0)  // Success.
+  int len = sysconf(_SC_HOST_NAME_MAX);
+  char hostname[len];
+  if (gethostname(hostname, len) == 0)  // Success.
     return hostname;
   return base::GetLinuxDistro();
 }
