ftpd: code chrink, fixed some minor bugs

ls: update comment
*: openlog fixes (added LOG_PID, set LOG_DAEMON as appropriate)

function                                             old     new   delta
xwrite_str                                             -      26     +26
cmdio_write_ok                                         -      15     +15
handle_cwd                                            40      45      +5
packed_usage                                       25668   25670      +2
cmdio_write_raw                                        7       9      +2
handle_upload_common                                 322     320      -2
udhcpd_main                                         1375    1372      -3
udhcpc_main                                         2362    2359      -3
port_cleanup                                          27      23      -4
handle_dir_common                                    221     209     -12
str_netfd_write                                       26       -     -26
cmdio_get_cmd_and_arg                                122       -    -122
ftpd_main                                           2208    2050    -158
------------------------------------------------------------------------------
   text    data     bss     dec     hex filename
 809933     476    7864  818273   c7c61 busybox_old
 809199     476    7864  817539   c7983 busybox_unstripped

coreutils/ls.c

@@ -6,7 +6,7 @@
  * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
  */
 
-/*
+/* [date unknown. Perhaps before year 2000]
  * To achieve a small memory footprint, this version of 'ls' doesn't do any
  * file sorting, and only has the most essential command line switches
  * (i.e., the ones I couldn't live without :-) All features which involve
@@ -18,8 +18,7 @@
  *
  * KNOWN BUGS:
  * 1. ls -l of a directory doesn't give "total <blocks>" header
- * 2. ls of a symlink to a directory doesn't list directory contents
- * 3. hidden files can make column width too large
+ * 2. hidden files can make column width too large
  *
  * NON-OPTIMAL BEHAVIOUR:
  * 1. autowidth reads directories twice
@@ -27,6 +26,9 @@
  *    appended, there's no need to stat each one
  * PORTABILITY:
  * 1. requires lstat (BSD) - how do you do it without?
+ *
+ * [2009-03]
+ * ls sorts listing now, and supports almost all options.
  */
 
 #include "libbb.h"