--- busybox-1.5.0/networking/ifupdown.c~	2007-03-22 15:21:23.000000000 -0500
+++ busybox-1.5.0/networking/ifupdown.c	2007-04-01 08:52:25.000000000 -0500
@@ -83,6 +83,13 @@
 	struct mapping_defn_t *mappings;
 };
 
+/* XXX - ifupdown-spurious-environ.patch -- appears to be long obsolete,
+ * but is carried forward because it doesn't seem to hurt anything and
+ * it's non-obvious how to remove the patch from OE without breaking
+ * old builds. MJW
+ */
+#define environ local_environ
+
 #define OPTION_STR "anvf" USE_FEATURE_IFUPDOWN_MAPPING("m") "i:"
 enum {
 	OPT_do_all = 0x1,