diff -udN tcl8.4.12_nogood/compat/strtod.c tcl8.4.12/compat/strtod.c
--- tcl8.4.12_nogood/compat/strtod.c    2002-02-25 09:26:12.000000000 -0500
+++ tcl8.4.12/compat/strtod.c   2005-12-05 17:01:25.000000000 -0500
@@ -23,6 +23,9 @@
 #ifndef NULL
 #define NULL 0
 #endif
+#ifdef strtod
+ #undef strtod
+#endif
 
 static int maxExponent = 511;  /* Largest possible base 10 exponent.  Any
                                 * exponent larger than this will already