diff -urN SNNSv4.2.orig/tools/sources/symtab.c SNNSv4.2/tools/sources/symtab.c
--- SNNSv4.2.orig/tools/sources/symtab.c	1998-09-03 15:37:59.000000000 +0200
+++ SNNSv4.2/tools/sources/symtab.c	2003-08-22 15:11:18.000000000 +0200
@@ -31,7 +31,7 @@
 #include "glob_typ.h"         /* SNNS-Kernel: Global Datatypes and Constants */
 #include "error.h"
 #include "memory.h"           /* for re_malloc */
-
+#include <values.h>
 
 /*****************************************************************************
   FUNCTION : st_init