--- a/README.WinCE
+++ b/README.WinCE
@@ -2,14 +2,5 @@
 ----------
 (See the file WinCE-PORT for a detailed explanation.)
 
-In config.h:
-
-you need to define the following which are undefined by default:
-
-#define NEED_DUPLICATEHANDLE
-#define NEED_CREATETHREAD
-#define NEED_ERRNO
-#define NEED_CALLOC
-#define NEED_FTIME
-#define NEED_SEM
-
+Make sure you define "WINCE" amongst your compiler flags (eg. -DWINCE).
+The config.h file will define all the necessary defines for you.