Fix build by disabling use of <values.h>

svn path=/head/; revision=67398

math/snns/files/patch-ab

@@ -1,14 +1,5 @@
 --- kernel/sources/Makefile.orig	Thu Sep  3 06:38:00 1998
-+++ kernel/sources/Makefile	Sat Dec  4 12:52:06 1999
-@@ -27,7 +27,7 @@
- # Define final C-preprocessor options for the kernel
- # Additional definitions like -I... and -D... go here
- CPPFLAGS           = -I../.. \
--                     $(ENZOFLAGS)
-+                     $(ENZOFLAGS) -DHAVE_VALUES_H
- 
- # Here you may change the default C-compiler flags as set in
- # ../../Makefile.def (not recommended)
++++ kernel/sources/Makefile	Sat Sep 28 20:54:57 2002
 @@ -100,7 +100,7 @@
  all: $(LIBKERNEL) $(LIBFUNCS)