Porting changes for LynxOS 2.3.


git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@499 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/rfb/encodings.cxx b/rfb/encodings.cxx
index db6e1e2..d3b0ccb 100644
--- a/rfb/encodings.cxx
+++ b/rfb/encodings.cxx
@@ -20,6 +20,7 @@
 #define strcasecmp _stricmp
 #endif
 #include <rfb/encodings.h>
+#include <rfb/util.h>
 
 int rfb::encodingNum(const char* name)
 {