It turns out that DODMALLOC was broken when I reorganized busybox.h
header file usage before the 0.49 release.  To fix it, I had to move
the '#include "busybox.h"' to the end of the list of #include files.
 -Erik
diff --git a/coreutils/df.c b/coreutils/df.c
index 692205a..ebee4d6 100644
--- a/coreutils/df.c
+++ b/coreutils/df.c
@@ -22,12 +22,12 @@
  *
  */
 
-#include "busybox.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <mntent.h>
 #include <sys/vfs.h>
 #include <getopt.h>
+#include "busybox.h"
 
 extern const char mtab_file[];	/* Defined in utility.c */
 #ifdef BB_FEATURE_HUMAN_READABLE