diff --git a/lib/config.dos b/lib/config.dos
index 5cf4863eb..0e4998336 100644
--- a/lib/config.dos
+++ b/lib/config.dos
@@ -133,10 +133,6 @@
   #define HAVE_SYS_TIME_H 1
 #endif
 
-#include <stdlib.h>
-#include <string.h>
-#include <tcp.h>    /* Watt-32 API */
-
 #undef word
 #undef byte