Add in a patch to make busybox use the normal pwd.h and grp.h

functions.  Add in simple implementations of these functions,
which can, optionally, be used instead of the system versions.
 -Erik

coreutils/uudecode.c

@@ -27,7 +27,6 @@
 #include <stdio.h>
 #include <errno.h>
 #include <getopt.h>
-#include <pwd.h>
 
 /*struct passwd *getpwnam();*/