Added some missing #includes whose prevent build source with gcc 4.3
git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@2431 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/unix/vncviewer/vncviewer.cxx b/unix/vncviewer/vncviewer.cxx
index 0d732ff..e419c78 100644
--- a/unix/vncviewer/vncviewer.cxx
+++ b/unix/vncviewer/vncviewer.cxx
@@ -30,6 +30,7 @@
#include <unistd.h>
#include <errno.h>
#include <signal.h>
+#include <locale.h>
#include <rfb/Logger_stdio.h>
#include <rfb/LogWriter.h>
#include <network/TcpSocket.h>