busybox: update to version 1.25.0

The following patches were removed:
010-networking-fix-uninitialized-memory-when-displaying-.patch
  https://git.busybox.net/busybox/commit/?id=f2c043acfcf9dad9fd3d65821b81f89986bbe54e

030-ip-fix-problem-on-mips64-n64-big-endian-musl-systems.patch
  https://git.busybox.net/busybox/commit/?id=4ab372d49a6e82b0bf097dedb96d26330c5f2d5f

204-udhcpc_src_ip_rebind.patch
  https://git.busybox.net/busybox/commit/?id=abe8f7515aded80889d78c2c1c8947997918cf90

230-ntpd_delayed_resolve.patch
  https://git.busybox.net/busybox/commit/?id=c8641962e4cbde48108ddfc1c105e3320778190d
  https://git.busybox.net/busybox/commit/?id=e4caf1dd9ce8569371a0eeb77ccf02a572dc0f11

260-arping_missing_includes.patch
  Not needed any more, still builds with musl for me.
  Add in 92fd6e6f1a "busybox: fix arping applet building on musl"

The Kconfig files were updated with these commands:
cd config
../convert_menuconfig.pl .../build_dir/target-*/busybox-1.25.0
cd ..
./convert_defaults.pl < .../build_dir/target-*/busybox-1.25.0/.config > Config-defaults.in

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

16 files changed, 350 insertions, 269 deletions

diff --git a/package/utils/busybox/config/Config.in b/package/utils/busybox/config/Config.in
index 113eb62..3bf67c5 100644
--- a/package/utils/busybox/config/Config.in
+++ b/package/utils/busybox/config/Config.in
@@ -115,9 +115,21 @@ config BUSYBOX_CONFIG_FEATURE_COMPRESS_USAGE
 	  and have very little memory, this might not be a win. Otherwise,
 	  you probably want this.
 
+config BUSYBOX_CONFIG_BUSYBOX
+	bool "Include busybox applet"
+	default BUSYBOX_DEFAULT_BUSYBOX
+	help
+	  The busybox applet provides general help regarding busybox and
+	  allows the included applets to be listed.  It's also required
+	  if applet links are to be installed at runtime.
+
+	  If you can live without these features disabling this will save
+	  some space.
+
 config BUSYBOX_CONFIG_FEATURE_INSTALLER
 	bool "Support --install [-s] to install applet links at runtime"
 	default BUSYBOX_DEFAULT_FEATURE_INSTALLER
+	depends on BUSYBOX_CONFIG_BUSYBOX
 	help
 	  Enable 'busybox --install [-s]' support. This will allow you to use
 	  busybox at runtime to create hard links or symlinks for all the
@@ -687,6 +699,16 @@ config BUSYBOX_CONFIG_DEBUG_PESSIMIZE
 	  in a much bigger executable that more closely matches the source
 	  code.
 
+config BUSYBOX_CONFIG_DEBUG_SANITIZE
+	bool "Enable runtime sanitizers (ASAN/LSAN/USAN/etc...)"
+	default BUSYBOX_DEFAULT_DEBUG_SANITIZE
+	help
+	  Say Y here if you want to enable runtime sanitizers. These help
+	  catch bad memory accesses (e.g. buffer overflows), but will make
+	  the executable larger and slow down runtime a bit.
+
+	  If you aren't developing/testing busybox, say N here.
+
 config BUSYBOX_CONFIG_UNIT_TEST
 	bool "Build unit tests"
 	default BUSYBOX_DEFAULT_UNIT_TEST
diff --git a/package/utils/busybox/config/archival/Config.in b/package/utils/busybox/config/archival/Config.in
index 1ca610c..ff4c2cf 100644
--- a/package/utils/busybox/config/archival/Config.in
+++ b/package/utils/busybox/config/archival/Config.in
@@ -32,7 +32,7 @@ config BUSYBOX_CONFIG_FEATURE_SEAMLESS_GZ
 
 config BUSYBOX_CONFIG_FEATURE_SEAMLESS_Z
 	bool "tar, rpm, modprobe etc understand .Z data"
-	default BUSYBOX_DEFAULT_FEATURE_SEAMLESS_Z
+	default BUSYBOX_DEFAULT_FEATURE_SEAMLESS_Z  # it is ancient
 	help
 	  Make tar, rpm, modprobe etc understand .Z data.
 
@@ -41,23 +41,13 @@ config BUSYBOX_CONFIG_AR
 	default BUSYBOX_DEFAULT_AR  # needs to be improved to be able to replace binutils ar
 	help
 	  ar is an archival utility program used to create, modify, and
-	  extract contents from archives. An archive is a single file holding
-	  a collection of other files in a structure that makes it possible to
-	  retrieve the original individual files (called archive members).
-	  The original files' contents, mode (permissions), timestamp, owner,
-	  and group are preserved in the archive, and can be restored on
-	  extraction.
-
-	  The stored filename is limited to 15 characters. (for more information
-	  see long filename support).
-	  ar has 60 bytes of overheads for every stored file.
-
-	  This implementation of ar can extract archives, it cannot create or
-	  modify them.
+	  extract contents from archives. In practice, it is used exclusively
+	  for object module archives used by compilers.
+
 	  On an x86 system, the ar applet adds about 1K.
 
 	  Unless you have a specific application which requires ar, you should
-	  probably say N here.
+	  probably say N here: most compilers come with their own ar utility.
 
 config BUSYBOX_CONFIG_FEATURE_AR_LONG_FILENAMES
 	bool "Support for long filenames (not needed for debs)"
@@ -77,7 +67,7 @@ config BUSYBOX_CONFIG_FEATURE_AR_CREATE
 	  This enables archive creation (-c and -r) with busybox ar.
 config BUSYBOX_CONFIG_UNCOMPRESS
 	bool "uncompress"
-	default BUSYBOX_DEFAULT_UNCOMPRESS
+	default BUSYBOX_DEFAULT_UNCOMPRESS  # ancient
 	help
 	  uncompress is used to decompress archives created by compress.
 	  Not much used anymore, replaced by gzip/gunzip.
@@ -88,6 +78,13 @@ config BUSYBOX_CONFIG_GUNZIP
 	  gunzip is used to decompress archives created by gzip.
 	  You can use the `-t' option to test the integrity of
 	  an archive, without decompressing it.
+
+config BUSYBOX_CONFIG_FEATURE_GUNZIP_LONG_OPTIONS
+	bool "Enable long options"
+	default BUSYBOX_DEFAULT_FEATURE_GUNZIP_LONG_OPTIONS
+	depends on BUSYBOX_CONFIG_GUNZIP && BUSYBOX_CONFIG_LONG_OPTS
+	help
+	  Enable use of long options.
 config BUSYBOX_CONFIG_BUNZIP2
 	bool "bunzip2"
 	default BUSYBOX_DEFAULT_BUNZIP2
diff --git a/package/utils/busybox/config/coreutils/Config.in b/package/utils/busybox/config/coreutils/Config.in
index 2f94738..ec5611b 100644
--- a/package/utils/busybox/config/coreutils/Config.in
+++ b/package/utils/busybox/config/coreutils/Config.in
@@ -123,6 +123,29 @@ config BUSYBOX_CONFIG_SHUF
 	default BUSYBOX_DEFAULT_SHUF
 	help
 	  Generate random permutations
+config BUSYBOX_CONFIG_STAT
+	bool "stat"
+	default BUSYBOX_DEFAULT_STAT
+	help
+	  display file or filesystem status.
+
+config BUSYBOX_CONFIG_FEATURE_STAT_FORMAT
+	bool "Enable custom formats (-c)"
+	default BUSYBOX_DEFAULT_FEATURE_STAT_FORMAT
+	depends on BUSYBOX_CONFIG_STAT
+	help
+	  Without this, stat will not support the '-c format' option where
+	  users can pass a custom format string for output. This adds about
+	  7k to a nonstatic build on amd64.
+
+config BUSYBOX_CONFIG_FEATURE_STAT_FILESYSTEM
+	bool "Enable display of filesystem status (-f)"
+	default BUSYBOX_DEFAULT_FEATURE_STAT_FILESYSTEM
+	depends on BUSYBOX_CONFIG_STAT
+	select BUSYBOX_CONFIG_PLATFORM_LINUX # statfs()
+	help
+	  Without this, stat will not support the '-f' option to display
+	  information about filesystem status.
 config BUSYBOX_CONFIG_SYNC
 	bool "sync"
 	default BUSYBOX_DEFAULT_SYNC
@@ -760,22 +783,6 @@ config BUSYBOX_CONFIG_FEATURE_SPLIT_FANCY
 	  Supports additional suffixes 'b' for 512 bytes,
 	  'g' for 1GiB for the -b option.
 
-config BUSYBOX_CONFIG_STAT
-	bool "stat"
-	default BUSYBOX_DEFAULT_STAT
-	select BUSYBOX_CONFIG_PLATFORM_LINUX # statfs()
-	help
-	  display file or filesystem status.
-
-config BUSYBOX_CONFIG_FEATURE_STAT_FORMAT
-	bool "Enable custom formats (-c)"
-	default BUSYBOX_DEFAULT_FEATURE_STAT_FORMAT
-	depends on BUSYBOX_CONFIG_STAT
-	help
-	  Without this, stat will not support the '-c format' option where
-	  users can pass a custom format string for output. This adds about
-	  7k to a nonstatic build on amd64.
-
 config BUSYBOX_CONFIG_STTY
 	bool "stty"
 	default BUSYBOX_DEFAULT_STTY
diff --git a/package/utils/busybox/config/debianutils/Config.in b/package/utils/busybox/config/debianutils/Config.in
index 533ad47..d39c60f 100644
--- a/package/utils/busybox/config/debianutils/Config.in
+++ b/package/utils/busybox/config/debianutils/Config.in
@@ -6,19 +6,16 @@
 
 menu "Debian Utilities"
 
-
 config BUSYBOX_CONFIG_MKTEMP
 	bool "mktemp"
 	default BUSYBOX_DEFAULT_MKTEMP
 	help
 	  mktemp is used to create unique temporary files
-
 config BUSYBOX_CONFIG_PIPE_PROGRESS
 	bool "pipe_progress"
 	default BUSYBOX_DEFAULT_PIPE_PROGRESS
 	help
 	  Display a dot to indicate pipe activity.
-
 config BUSYBOX_CONFIG_RUN_PARTS
 	bool "run-parts"
 	default BUSYBOX_DEFAULT_RUN_PARTS
@@ -49,7 +46,6 @@ config BUSYBOX_CONFIG_FEATURE_RUN_PARTS_FANCY
 	  Support additional options:
 	  -l --list print the names of the all matching files (not
 	            limited to executables), but don't actually run them.
-
 config BUSYBOX_CONFIG_START_STOP_DAEMON
 	bool "start-stop-daemon"
 	default BUSYBOX_DEFAULT_START_STOP_DAEMON
@@ -74,7 +70,6 @@ config BUSYBOX_CONFIG_FEATURE_START_STOP_DAEMON_LONG_OPTIONS
 	depends on BUSYBOX_CONFIG_START_STOP_DAEMON && BUSYBOX_CONFIG_LONG_OPTS
 	help
 	  Support long options for the start-stop-daemon applet.
-
 config BUSYBOX_CONFIG_WHICH
 	bool "which"
 	default BUSYBOX_DEFAULT_WHICH
diff --git a/package/utils/busybox/config/e2fsprogs/Config.in b/package/utils/busybox/config/e2fsprogs/Config.in
index f826240..df25548 100644
--- a/package/utils/busybox/config/e2fsprogs/Config.in
+++ b/package/utils/busybox/config/e2fsprogs/Config.in
@@ -6,22 +6,11 @@
 
 menu "Linux Ext2 FS Progs"
 
-
 config BUSYBOX_CONFIG_CHATTR
 	bool "chattr"
 	default BUSYBOX_DEFAULT_CHATTR
 	help
 	  chattr changes the file attributes on a second extended file system.
-
-### config E2FSCK
-###	bool "e2fsck"
-###	default y
-###	help
-###	  e2fsck is used to check Linux second extended file systems (ext2fs).
-###	  e2fsck also supports ext2 filesystems countaining a journal (ext3).
-###	  The normal compat symlinks 'fsck.ext2' and 'fsck.ext3' are also
-###	  provided.
-
 config BUSYBOX_CONFIG_FSCK
 	bool "fsck"
 	default BUSYBOX_DEFAULT_FSCK
@@ -29,13 +18,27 @@ config BUSYBOX_CONFIG_FSCK
 	  fsck is used to check and optionally repair one or more filesystems.
 	  In actuality, fsck is simply a front-end for the various file system
 	  checkers (fsck.fstype) available under Linux.
-
 config BUSYBOX_CONFIG_LSATTR
 	bool "lsattr"
 	default BUSYBOX_DEFAULT_LSATTR
 	select BUSYBOX_CONFIG_PLATFORM_LINUX
 	help
 	  lsattr lists the file attributes on a second extended file system.
+config BUSYBOX_CONFIG_TUNE2FS
+	bool "tune2fs"
+	default BUSYBOX_DEFAULT_TUNE2FS  # off: it is too limited compared to upstream version
+	help
+	  tune2fs allows the system administrator to adjust various tunable
+	  filesystem parameters on Linux ext2/ext3 filesystems.
+
+### config E2FSCK
+###	bool "e2fsck"
+###	default y
+###	help
+###	  e2fsck is used to check Linux second extended file systems (ext2fs).
+###	  e2fsck also supports ext2 filesystems countaining a journal (ext3).
+###	  The normal compat symlinks 'fsck.ext2' and 'fsck.ext3' are also
+###	  provided.
 
 ### config MKE2FS
 ###	bool "mke2fs"
@@ -44,13 +47,6 @@ config BUSYBOX_CONFIG_LSATTR
 ###	  mke2fs is used to create an ext2/ext3 filesystem. The normal compat
 ###	  symlinks 'mkfs.ext2' and 'mkfs.ext3' are also provided.
 
-config BUSYBOX_CONFIG_TUNE2FS
-	bool "tune2fs"
-	default BUSYBOX_DEFAULT_TUNE2FS  # off: it is too limited compared to upstream version
-	help
-	  tune2fs allows the system administrator to adjust various tunable
-	  filesystem parameters on Linux ext2/ext3 filesystems.
-
 ### config E2LABEL
 ###	bool "e2label"
 ###	default y
diff --git a/package/utils/busybox/config/init/Config.in b/package/utils/busybox/config/init/Config.in
index 634207f..021656d 100644
--- a/package/utils/busybox/config/init/Config.in
+++ b/package/utils/busybox/config/init/Config.in
@@ -76,10 +76,21 @@ config BUSYBOX_CONFIG_INIT
 	help
 	  init is the first program run when the system boots.
 
+config BUSYBOX_CONFIG_LINUXRC
+	bool "Support running init from within an initrd (not initramfs)"
+	default BUSYBOX_DEFAULT_LINUXRC
+	select BUSYBOX_CONFIG_FEATURE_SYSLOG
+	help
+	  Legacy support for running init under the old-style initrd. Allows
+	  the name linuxrc to act as init, and it doesn't assume init is PID 1.
+
+	  This does not apply to initramfs, which runs /init as PID 1 and
+	  requires no special support.
+
 config BUSYBOX_CONFIG_FEATURE_USE_INITTAB
 	bool "Support reading an inittab file"
 	default BUSYBOX_DEFAULT_FEATURE_USE_INITTAB
-	depends on BUSYBOX_CONFIG_INIT
+	depends on BUSYBOX_CONFIG_INIT || BUSYBOX_CONFIG_LINUXRC
 	help
 	  Allow init to read an inittab file when the system boot.
 
@@ -106,7 +117,7 @@ config BUSYBOX_CONFIG_FEATURE_KILL_DELAY
 config BUSYBOX_CONFIG_FEATURE_INIT_SCTTY
 	bool "Run commands with leading dash with controlling tty"
 	default BUSYBOX_DEFAULT_FEATURE_INIT_SCTTY
-	depends on BUSYBOX_CONFIG_INIT
+	depends on BUSYBOX_CONFIG_INIT || BUSYBOX_CONFIG_LINUXRC
 	help
 	  If this option is enabled, init will try to give a controlling
 	  tty to any command which has leading hyphen (often it's "-/bin/sh").
@@ -121,40 +132,29 @@ config BUSYBOX_CONFIG_FEATURE_INIT_SCTTY
 config BUSYBOX_CONFIG_FEATURE_INIT_SYSLOG
 	bool "Enable init to write to syslog"
 	default BUSYBOX_DEFAULT_FEATURE_INIT_SYSLOG
-	depends on BUSYBOX_CONFIG_INIT
+	depends on BUSYBOX_CONFIG_INIT || BUSYBOX_CONFIG_LINUXRC
 
 config BUSYBOX_CONFIG_FEATURE_EXTRA_QUIET
 	bool "Be _extra_ quiet on boot"
 	default BUSYBOX_DEFAULT_FEATURE_EXTRA_QUIET
-	depends on BUSYBOX_CONFIG_INIT
+	depends on BUSYBOX_CONFIG_INIT || BUSYBOX_CONFIG_LINUXRC
 	help
 	  Prevent init from logging some messages to the console during boot.
 
 config BUSYBOX_CONFIG_FEATURE_INIT_COREDUMPS
 	bool "Support dumping core for child processes (debugging only)"
 	default BUSYBOX_DEFAULT_FEATURE_INIT_COREDUMPS
-	depends on BUSYBOX_CONFIG_INIT
+	depends on BUSYBOX_CONFIG_INIT || BUSYBOX_CONFIG_LINUXRC
 	help
 	  If this option is enabled and the file /.init_enable_core
 	  exists, then init will call setrlimit() to allow unlimited
 	  core file sizes. If this option is disabled, processes
 	  will not generate any core files.
 
-config BUSYBOX_CONFIG_FEATURE_INITRD
-	bool "Support running init from within an initrd (not initramfs)"
-	default BUSYBOX_DEFAULT_FEATURE_INITRD
-	depends on BUSYBOX_CONFIG_INIT
-	help
-	  Legacy support for running init under the old-style initrd. Allows
-	  the name linuxrc to act as init, and it doesn't assume init is PID 1.
-
-	  This does not apply to initramfs, which runs /init as PID 1 and
-	  requires no special support.
-
 config BUSYBOX_CONFIG_INIT_TERMINAL_TYPE
 	string "Initial terminal type"
 	default BUSYBOX_DEFAULT_INIT_TERMINAL_TYPE
-	depends on BUSYBOX_CONFIG_INIT
+	depends on BUSYBOX_CONFIG_INIT || BUSYBOX_CONFIG_LINUXRC
 	help
 	  This is the initial value set by init for the TERM environment
 	  variable. This variable is used by programs which make use of
@@ -162,6 +162,21 @@ config BUSYBOX_CONFIG_INIT_TERMINAL_TYPE
 
 	  Note that on Linux, init attempts to detect serial terminal and
 	  sets TERM to "vt102" if one is found.
+
+config BUSYBOX_CONFIG_FEATURE_INIT_MODIFY_CMDLINE
+	bool "Modify the command-line to \"init\""
+	default BUSYBOX_DEFAULT_FEATURE_INIT_MODIFY_CMDLINE
+	depends on BUSYBOX_CONFIG_INIT || BUSYBOX_CONFIG_LINUXRC
+	help
+	  When launched as PID 1 and after parsing its arguments, init
+	  wipes all the arguments but argv[0] and rewrites argv[0] to
+	  contain only "init", so that its command-line appears solely as
+	  "init" in tools such as ps.
+	  If this option is set to Y, init will keep its original behavior,
+	  otherwise, all the arguments including argv[0] will be preserved,
+	  be they parsed or ignored by init.
+	  The original command-line used to launch init can then be
+	  retrieved in /proc/1/cmdline on Linux, for example.
 config BUSYBOX_CONFIG_MESG
 	bool "mesg"
 	default BUSYBOX_DEFAULT_MESG
diff --git a/package/utils/busybox/config/libbb/Config.in b/package/utils/busybox/config/libbb/Config.in
index e66a15b..0695f9b 100644
--- a/package/utils/busybox/config/libbb/Config.in
+++ b/package/utils/busybox/config/libbb/Config.in
@@ -6,14 +6,38 @@
 
 menu "Busybox Library Tuning"
 
-config BUSYBOX_CONFIG_FEATURE_SYSTEMD
-	bool "Enable systemd support"
-	default BUSYBOX_DEFAULT_FEATURE_SYSTEMD
-	help
-	  If you plan to use busybox daemons on a system where daemons
-	  are controlled by systemd, enable this option.
-	  If you don't use systemd, it is still safe to enable it,
-	  but the downside is increased code size.
+config BUSYBOX_CONFIG_FEATURE_USE_BSS_TAIL
+	bool "Use the end of BSS page"
+	default BUSYBOX_DEFAULT_FEATURE_USE_BSS_TAIL
+	help
+	  Attempt to reclaim a small unused part of BSS.
+
+	  Executables have the following parts:
+	  = read-only executable code and constants, also known as "text"
+	  = read-write data
+	  = non-initialized (zeroed on demand) data, also known as "bss"
+
+	  At link time, "text" is padded to a full page. At runtime, all "text"
+	  pages are mapped RO and executable.
+	  "Data" starts on the next page boundary, but is not padded
+	  to a full page at the end. "Bss" starts wherever "data" ends.
+	  At runtime, "data" pages are mapped RW and they are file-backed
+	  (this includes a small portion of "bss" which may live in the last
+	  partial page of "data").
+	  Pages which are fully in "bss" are mapped to anonymous memory.
+
+	  "Bss" end is usually not page-aligned. There is an unused space
+	  in the last page. Linker marks its start with the "_end" symbol.
+
+	  This option will attempt to use that space for bb_common_bufsiz1[]
+	  array. If it fits after _end, it will be used, and COMMON_BUFSIZE
+	  will be enlarged from its guaranteed minimum size of 1 kbyte.
+	  This may require recompilation a second time, since value of _end
+	  is known only after final link.
+
+	  If you are getting a build error like this:
+	        appletlib.c:(.text.main+0xd): undefined reference to '_end'
+	  disable this option.
 config BUSYBOX_CONFIG_FEATURE_RTMINMAX
 	bool "Support RTMIN[+n] and RTMAX[-n] signal names"
 	default BUSYBOX_DEFAULT_FEATURE_RTMINMAX
@@ -30,7 +54,7 @@ config BUSYBOX_CONFIG_PASSWORD_MINLEN
 
 config BUSYBOX_CONFIG_MD5_SMALL
 	int "MD5: Trade bytes for speed (0:fast, 3:slow)"
-	default BUSYBOX_DEFAULT_MD5_SMALL
+	default BUSYBOX_DEFAULT_MD5_SMALL  # all "fast or small" options default to small
 	range 0 3
 	help
 	  Trade binary size versus speed for the md5sum algorithm.
@@ -44,7 +68,7 @@ config BUSYBOX_CONFIG_MD5_SMALL
 
 config BUSYBOX_CONFIG_SHA3_SMALL
 	int "SHA3: Trade bytes for speed (0:fast, 1:slow)"
-	default BUSYBOX_DEFAULT_SHA3_SMALL
+	default BUSYBOX_DEFAULT_SHA3_SMALL  # all "fast or small" options default to small
 	range 0 1
 	help
 	  Trade binary size versus speed for the sha3sum algorithm.
@@ -54,7 +78,7 @@ config BUSYBOX_CONFIG_SHA3_SMALL
 
 config BUSYBOX_CONFIG_FEATURE_FAST_TOP
 	bool "Faster /proc scanning code (+100 bytes)"
-	default BUSYBOX_DEFAULT_FEATURE_FAST_TOP
+	default BUSYBOX_DEFAULT_FEATURE_FAST_TOP  # all "fast or small" options default to small
 	help
 	  This option makes top (and ps) ~20% faster (or 20% less CPU hungry),
 	  but code size is slightly bigger.
@@ -128,7 +152,7 @@ config BUSYBOX_CONFIG_FEATURE_EDITING_SAVE_ON_EXIT
 config BUSYBOX_CONFIG_FEATURE_REVERSE_SEARCH
 	bool "Reverse history search"
 	default BUSYBOX_DEFAULT_FEATURE_REVERSE_SEARCH
-	depends on BUSYBOX_CONFIG_FEATURE_EDITING_SAVEHISTORY
+	depends on BUSYBOX_CONFIG_FEATURE_EDITING
 	help
 	  Enable readline-like Ctrl-R combination for reverse history search.
 	  Increases code by about 0.5k.
diff --git a/package/utils/busybox/config/loginutils/Config.in b/package/utils/busybox/config/loginutils/Config.in
index f5ecf6f..956115c 100644
--- a/package/utils/busybox/config/loginutils/Config.in
+++ b/package/utils/busybox/config/loginutils/Config.in
@@ -6,18 +6,6 @@
 
 menu "Login/Password Management Utilities"
 
-config BUSYBOX_CONFIG_ADD_SHELL
-       bool "add-shell"
-       default BUSYBOX_DEFAULT_ADD_SHELL if BUSYBOX_CONFIG_DESKTOP
-       help
-         Add shells to /etc/shells.
-
-config BUSYBOX_CONFIG_REMOVE_SHELL
-       bool "remove-shell"
-       default BUSYBOX_DEFAULT_REMOVE_SHELL if BUSYBOX_CONFIG_DESKTOP
-       help
-         Remove shells from /etc/shells.
-
 config BUSYBOX_CONFIG_FEATURE_SHADOWPASSWDS
 	bool "Support for shadow passwords"
 	default BUSYBOX_DEFAULT_FEATURE_SHADOWPASSWDS
@@ -104,6 +92,38 @@ config BUSYBOX_CONFIG_USE_BB_CRYPT_SHA
 	  With this option off, login will fail password check for any
 	  user which has password encrypted with these algorithms.
 
+config BUSYBOX_CONFIG_ADD_SHELL
+       bool "add-shell"
+       default BUSYBOX_DEFAULT_ADD_SHELL if BUSYBOX_CONFIG_DESKTOP
+       help
+         Add shells to /etc/shells.
+
+config BUSYBOX_CONFIG_REMOVE_SHELL
+       bool "remove-shell"
+       default BUSYBOX_DEFAULT_REMOVE_SHELL if BUSYBOX_CONFIG_DESKTOP
+       help
+         Remove shells from /etc/shells.
+config BUSYBOX_CONFIG_ADDGROUP
+	bool "addgroup"
+	default BUSYBOX_DEFAULT_ADDGROUP
+	help
+	  Utility for creating a new group account.
+
+config BUSYBOX_CONFIG_FEATURE_ADDGROUP_LONG_OPTIONS
+	bool "Enable long options"
+	default BUSYBOX_DEFAULT_FEATURE_ADDGROUP_LONG_OPTIONS
+	depends on BUSYBOX_CONFIG_ADDGROUP && BUSYBOX_CONFIG_LONG_OPTS
+	help
+	  Support long options for the addgroup applet.
+
+config BUSYBOX_CONFIG_FEATURE_ADDUSER_TO_GROUP
+	bool "Support for adding users to groups"
+	default BUSYBOX_DEFAULT_FEATURE_ADDUSER_TO_GROUP
+	depends on BUSYBOX_CONFIG_ADDGROUP
+	help
+	  If  called  with two non-option arguments,
+	  addgroup will add an existing user to an
+	  existing group.
 config BUSYBOX_CONFIG_ADDUSER
 	bool "adduser"
 	default BUSYBOX_DEFAULT_ADDUSER
@@ -151,29 +171,33 @@ config BUSYBOX_CONFIG_LAST_SYSTEM_ID
 	default BUSYBOX_DEFAULT_LAST_SYSTEM_ID
 	help
 	  Last valid system uid or gid for adduser and addgroup
-
-config BUSYBOX_CONFIG_ADDGROUP
-	bool "addgroup"
-	default BUSYBOX_DEFAULT_ADDGROUP
+config BUSYBOX_CONFIG_CHPASSWD
+	bool "chpasswd"
+	default BUSYBOX_DEFAULT_CHPASSWD
 	help
-	  Utility for creating a new group account.
+	  Reads a file of user name and password pairs from standard input
+	  and uses this information to update a group of existing users.
 
-config BUSYBOX_CONFIG_FEATURE_ADDGROUP_LONG_OPTIONS
-	bool "Enable long options"
-	default BUSYBOX_DEFAULT_FEATURE_ADDGROUP_LONG_OPTIONS
-	depends on BUSYBOX_CONFIG_ADDGROUP && BUSYBOX_CONFIG_LONG_OPTS
+config BUSYBOX_CONFIG_FEATURE_DEFAULT_PASSWD_ALGO
+	string "Default password encryption method (passwd -a, cryptpw -m parameter)"
+	default BUSYBOX_DEFAULT_FEATURE_DEFAULT_PASSWD_ALGO
+	depends on BUSYBOX_CONFIG_PASSWD || BUSYBOX_CONFIG_CRYPTPW
 	help
-	  Support long options for the addgroup applet.
-
-config BUSYBOX_CONFIG_FEATURE_ADDUSER_TO_GROUP
-	bool "Support for adding users to groups"
-	default BUSYBOX_DEFAULT_FEATURE_ADDUSER_TO_GROUP
-	depends on BUSYBOX_CONFIG_ADDGROUP
+	  Possible choices are "d[es]", "m[d5]", "s[ha256]" or "sha512".
+config BUSYBOX_CONFIG_CRYPTPW
+	bool "cryptpw"
+	default BUSYBOX_DEFAULT_CRYPTPW
 	help
-	  If  called  with two non-option arguments,
-	  addgroup will add an existing user to an
-	  existing group.
+	  Encrypts the given password with the crypt(3) libc function
+	  using the given salt.
 
+config BUSYBOX_CONFIG_MKPASSWD
+	bool "mkpasswd"
+	default BUSYBOX_DEFAULT_MKPASSWD
+	help
+	  Encrypts the given password with the crypt(3) libc function
+	  using the given salt. Debian has this utility under mkpasswd
+	  name. Busybox provides mkpasswd as an alias for cryptpw.
 config BUSYBOX_CONFIG_DELUSER
 	bool "deluser"
 	default BUSYBOX_DEFAULT_DELUSER
@@ -193,7 +217,6 @@ config BUSYBOX_CONFIG_FEATURE_DEL_USER_FROM_GROUP
 	help
 	  If called with two non-option arguments, deluser
 	  or delgroup will remove an user from a specified group.
-
 config BUSYBOX_CONFIG_GETTY
 	bool "getty"
 	default BUSYBOX_DEFAULT_GETTY
@@ -212,7 +235,6 @@ config BUSYBOX_CONFIG_GETTY
 	  printf "%s login: " "`hostname`"
 	  read -r login
 	  exec /bin/login "$login"
-
 config BUSYBOX_CONFIG_LOGIN
 	bool "login"
 	default BUSYBOX_DEFAULT_LOGIN
@@ -258,7 +280,6 @@ config BUSYBOX_CONFIG_FEATURE_SECURETTY
 	  The file /etc/securetty is used by (some versions of) login(1).
 	  The file contains the device names of tty lines (one per line,
 	  without leading /dev/) on which root is allowed to login.
-
 config BUSYBOX_CONFIG_PASSWD
 	bool "passwd"
 	default BUSYBOX_DEFAULT_PASSWD
@@ -278,29 +299,6 @@ config BUSYBOX_CONFIG_FEATURE_PASSWD_WEAK_CHECK
 	depends on BUSYBOX_CONFIG_PASSWD
 	help
 	  With this option passwd will refuse new passwords which are "weak".
-
-config BUSYBOX_CONFIG_CRYPTPW
-	bool "cryptpw"
-	default BUSYBOX_DEFAULT_CRYPTPW
-	help
-	  Encrypts the given password with the crypt(3) libc function
-	  using the given salt. Debian has this utility under mkpasswd
-	  name. Busybox provides mkpasswd as an alias for cryptpw.
-
-config BUSYBOX_CONFIG_CHPASSWD
-	bool "chpasswd"
-	default BUSYBOX_DEFAULT_CHPASSWD
-	help
-	  Reads a file of user name and password pairs from standard input
-	  and uses this information to update a group of existing users.
-
-config BUSYBOX_CONFIG_FEATURE_DEFAULT_PASSWD_ALGO
-	string "Default password encryption method (passwd -a, cryptpw -m parameter)"
-	default BUSYBOX_DEFAULT_FEATURE_DEFAULT_PASSWD_ALGO
-	depends on BUSYBOX_CONFIG_PASSWD || BUSYBOX_CONFIG_CRYPTPW
-	help
-	  Possible choices are "d[es]", "m[d5]", "s[ha256]" or "sha512".
-
 config BUSYBOX_CONFIG_SU
 	bool "su"
 	default BUSYBOX_DEFAULT_SU
@@ -321,7 +319,6 @@ config BUSYBOX_CONFIG_FEATURE_SU_CHECKS_SHELLS
 	bool "Enable su to check user's shell to be listed in /etc/shells"
 	depends on BUSYBOX_CONFIG_SU
 	default BUSYBOX_DEFAULT_FEATURE_SU_CHECKS_SHELLS
-
 config BUSYBOX_CONFIG_SULOGIN
 	bool "sulogin"
 	default BUSYBOX_DEFAULT_SULOGIN
@@ -329,7 +326,6 @@ config BUSYBOX_CONFIG_SULOGIN
 	help
 	  sulogin is invoked when the system goes into single user
 	  mode (this is done through an entry in inittab).
-
 config BUSYBOX_CONFIG_VLOCK
 	bool "vlock"
 	default BUSYBOX_DEFAULT_VLOCK
diff --git a/package/utils/busybox/config/miscutils/Config.in b/package/utils/busybox/config/miscutils/Config.in
index c6deaaf..3465df4 100644
--- a/package/utils/busybox/config/miscutils/Config.in
+++ b/package/utils/busybox/config/miscutils/Config.in
@@ -246,6 +246,12 @@ config BUSYBOX_CONFIG_UBIUPDATEVOL
 	select BUSYBOX_CONFIG_PLATFORM_LINUX
 	help
 	  Update a UBI volume.
+config BUSYBOX_CONFIG_UBIRENAME
+	bool "ubirename"
+	default BUSYBOX_DEFAULT_UBIRENAME
+	select BUSYBOX_CONFIG_PLATFORM_LINUX
+	help
+	  Utility to rename UBI volumes
 config BUSYBOX_CONFIG_WALL
 	bool "wall"
 	default BUSYBOX_DEFAULT_WALL
@@ -554,23 +560,13 @@ config BUSYBOX_CONFIG_LAST
 	help
 	  'last' displays a list of the last users that logged into the system.
 
-choice
-	prompt "Choose last implementation"
-	depends on BUSYBOX_CONFIG_LAST
-	default BUSYBOX_CONFIG_FEATURE_LAST_FANCY
-
-config BUSYBOX_CONFIG_FEATURE_LAST_SMALL
-	bool "small"
-	help
-	  This is a small version of last with just the basic set of
-	  features.
-
 config BUSYBOX_CONFIG_FEATURE_LAST_FANCY
-	bool "huge"
+	bool "Turn on output of extra information"
+	default BUSYBOX_DEFAULT_FEATURE_LAST_FANCY
+	depends on BUSYBOX_CONFIG_LAST
 	help
 	  'last' displays detailed information about the last users that
 	  logged into the system (mimics sysvinit last). +900 bytes.
-endchoice
 
 config BUSYBOX_CONFIG_HDPARM
 	bool "hdparm"
diff --git a/package/utils/busybox/config/modutils/Config.in b/package/utils/busybox/config/modutils/Config.in
index 9add56e..8e0e2af 100644
--- a/package/utils/busybox/config/modutils/Config.in
+++ b/package/utils/busybox/config/modutils/Config.in
@@ -44,9 +44,6 @@ config BUSYBOX_CONFIG_MODPROBE_SMALL
 	  - rmmod is an alias to modprobe -r
 	  - depmod generates modules.dep.bb
 
-	  As of 2008-07, this code is experimental. It is 14kb smaller
-	  than "non-small" modutils.
-
 config BUSYBOX_CONFIG_FEATURE_MODPROBE_SMALL_OPTIONS_ON_CMDLINE
 	bool "Accept module options on modprobe command line"
 	default BUSYBOX_DEFAULT_FEATURE_MODPROBE_SMALL_OPTIONS_ON_CMDLINE
diff --git a/package/utils/busybox/config/networking/Config.in b/package/utils/busybox/config/networking/Config.in
index 7e5a414..407ddd3 100644
--- a/package/utils/busybox/config/networking/Config.in
+++ b/package/utils/busybox/config/networking/Config.in
@@ -673,7 +673,7 @@ config BUSYBOX_CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_CHARGEN
 
 config BUSYBOX_CONFIG_FEATURE_INETD_RPC
 	bool "Support RPC services"
-	default BUSYBOX_DEFAULT_FEATURE_INETD_RPC
+	default BUSYBOX_DEFAULT_FEATURE_INETD_RPC  # very rarely used, and needs Sun RPC support in libc
 	depends on BUSYBOX_CONFIG_INETD
 	select BUSYBOX_CONFIG_FEATURE_HAVE_RPC
 	help
@@ -730,6 +730,13 @@ config BUSYBOX_CONFIG_FEATURE_IP_RULE
 	help
 	  Add support for rule commands to "ip".
 
+config BUSYBOX_CONFIG_FEATURE_IP_NEIGH
+	bool "ip neighbor"
+	default BUSYBOX_DEFAULT_FEATURE_IP_NEIGH
+	depends on BUSYBOX_CONFIG_IP
+	help
+	  Add support for neighbor commands to "ip".
+
 config BUSYBOX_CONFIG_FEATURE_IP_SHORT_FORMS
 	bool "Support short forms of ip commands"
 	default BUSYBOX_DEFAULT_FEATURE_IP_SHORT_FORMS
@@ -741,6 +748,7 @@ config BUSYBOX_CONFIG_FEATURE_IP_SHORT_FORMS
 	  ip route  -> iproute
 	  ip tunnel -> iptunnel
 	  ip rule   -> iprule
+	  ip neigh  -> ipneigh
 
 	  Say N unless you desparately need the short form of the ip
 	  object commands.
@@ -780,6 +788,11 @@ config BUSYBOX_CONFIG_IPRULE
 	default BUSYBOX_DEFAULT_IPRULE
 	depends on BUSYBOX_CONFIG_FEATURE_IP_SHORT_FORMS && BUSYBOX_CONFIG_FEATURE_IP_RULE
 
+config BUSYBOX_CONFIG_IPNEIGH
+	bool
+	default BUSYBOX_DEFAULT_IPNEIGH
+	depends on BUSYBOX_CONFIG_FEATURE_IP_SHORT_FORMS && BUSYBOX_CONFIG_FEATURE_IP_NEIGH
+
 config BUSYBOX_CONFIG_IPCALC
 	bool "ipcalc"
 	default BUSYBOX_DEFAULT_IPCALC
diff --git a/package/utils/busybox/config/printutils/Config.in b/package/utils/busybox/config/printutils/Config.in
index cccc4a5..3a2baa3 100644
--- a/package/utils/busybox/config/printutils/Config.in
+++ b/package/utils/busybox/config/printutils/Config.in
@@ -6,13 +6,11 @@
 
 menu "Print Utilities"
 
-
 config BUSYBOX_CONFIG_LPD
 	bool "lpd"
 	default BUSYBOX_DEFAULT_LPD
 	help
 	  lpd is a print spooling daemon.
-
 config BUSYBOX_CONFIG_LPR
 	bool "lpr"
 	default BUSYBOX_DEFAULT_LPR
diff --git a/package/utils/busybox/config/runit/Config.in b/package/utils/busybox/config/runit/Config.in
index 8074fb1..a322a2c 100644
--- a/package/utils/busybox/config/runit/Config.in
+++ b/package/utils/busybox/config/runit/Config.in
@@ -6,14 +6,43 @@
 
 menu "Runit Utilities"
 
+config BUSYBOX_CONFIG_CHPST
+	bool "chpst"
+	default BUSYBOX_DEFAULT_CHPST
+	help
+	  chpst changes the process state according to the given options, and
+	  execs specified program.
 
+config BUSYBOX_CONFIG_SETUIDGID
+	bool "setuidgid"
+	default BUSYBOX_DEFAULT_SETUIDGID
+	help
+	  Sets soft resource limits as specified by options
+
+config BUSYBOX_CONFIG_ENVUIDGID
+	bool "envuidgid"
+	default BUSYBOX_DEFAULT_ENVUIDGID
+	help
+	  Sets $UID to account's uid and $GID to account's gid
+
+config BUSYBOX_CONFIG_ENVDIR
+	bool "envdir"
+	default BUSYBOX_DEFAULT_ENVDIR
+	help
+	  Sets various environment variables as specified by files
+	  in the given directory
+
+config BUSYBOX_CONFIG_SOFTLIMIT
+	bool "softlimit"
+	default BUSYBOX_DEFAULT_SOFTLIMIT
+	help
+	  Sets soft resource limits as specified by options
 config BUSYBOX_CONFIG_RUNSV
 	bool "runsv"
 	default BUSYBOX_DEFAULT_RUNSV
 	help
 	  runsv starts and monitors a service and optionally an appendant log
 	  service.
-
 config BUSYBOX_CONFIG_RUNSVDIR
 	bool "runsvdir"
 	default BUSYBOX_DEFAULT_RUNSVDIR
@@ -30,7 +59,6 @@ config BUSYBOX_CONFIG_FEATURE_RUNSVDIR_LOG
 	  Enable feature where second parameter of runsvdir holds last error
 	  message (viewable via top/ps). Otherwise (feature is off
 	  or no parameter), error messages go to stderr only.
-
 config BUSYBOX_CONFIG_SV
 	bool "sv"
 	default BUSYBOX_DEFAULT_SV
@@ -45,7 +73,6 @@ config BUSYBOX_CONFIG_SV_DEFAULT_SERVICE_DIR
 	help
 	  Default directory for services.
 	  Defaults to "/var/service"
-
 config BUSYBOX_CONFIG_SVLOGD
 	bool "svlogd"
 	default BUSYBOX_DEFAULT_SVLOGD
@@ -54,36 +81,4 @@ config BUSYBOX_CONFIG_SVLOGD
 	  filters log messages, and writes the data to one or more automatically
 	  rotated logs.
 
-config BUSYBOX_CONFIG_CHPST
-	bool "chpst"
-	default BUSYBOX_DEFAULT_CHPST
-	help
-	  chpst changes the process state according to the given options, and
-	  execs specified program.
-
-config BUSYBOX_CONFIG_SETUIDGID
-	bool "setuidgid"
-	default BUSYBOX_DEFAULT_SETUIDGID
-	help
-	  Sets soft resource limits as specified by options
-
-config BUSYBOX_CONFIG_ENVUIDGID
-	bool "envuidgid"
-	default BUSYBOX_DEFAULT_ENVUIDGID
-	help
-	  Sets $UID to account's uid and $GID to account's gid
-
-config BUSYBOX_CONFIG_ENVDIR
-	bool "envdir"
-	default BUSYBOX_DEFAULT_ENVDIR
-	help
-	  Sets various environment variables as specified by files
-	  in the given directory
-
-config BUSYBOX_CONFIG_SOFTLIMIT
-	bool "softlimit"
-	default BUSYBOX_DEFAULT_SOFTLIMIT
-	help
-	  Sets soft resource limits as specified by options
-
 endmenu
diff --git a/package/utils/busybox/config/sysklogd/Config.in b/package/utils/busybox/config/sysklogd/Config.in
index de36a1e..5fcee2c 100644
--- a/package/utils/busybox/config/sysklogd/Config.in
+++ b/package/utils/busybox/config/sysklogd/Config.in
@@ -6,6 +6,64 @@
 
 menu "System Logging Utilities"
 
+config BUSYBOX_CONFIG_KLOGD
+	bool "klogd"
+	default BUSYBOX_DEFAULT_KLOGD
+	help
+	  klogd is a utility which intercepts and logs all
+	  messages from the Linux kernel and sends the messages
+	  out to the 'syslogd' utility so they can be logged. If
+	  you wish to record the messages produced by the kernel,
+	  you should enable this option.
+
+comment "klogd should not be used together with syslog to kernel printk buffer"
+	depends on BUSYBOX_CONFIG_KLOGD && BUSYBOX_CONFIG_FEATURE_KMSG_SYSLOG
+
+config BUSYBOX_CONFIG_FEATURE_KLOGD_KLOGCTL
+	bool "Use the klogctl() interface"
+	default BUSYBOX_DEFAULT_FEATURE_KLOGD_KLOGCTL
+	depends on BUSYBOX_CONFIG_KLOGD
+	select BUSYBOX_CONFIG_PLATFORM_LINUX
+	help
+	  The klogd applet supports two interfaces for reading
+	  kernel messages. Linux provides the klogctl() interface
+	  which allows reading messages from the kernel ring buffer
+	  independently from the file system.
+
+	  If you answer 'N' here, klogd will use the more portable
+	  approach of reading them from /proc or a device node.
+	  However, this method requires the file to be available.
+
+	  If in doubt, say 'Y'.
+config BUSYBOX_CONFIG_LOGGER
+	bool "logger"
+	default BUSYBOX_DEFAULT_LOGGER
+	select BUSYBOX_CONFIG_FEATURE_SYSLOG
+	help
+	    The logger utility allows you to send arbitrary text
+	    messages to the system log (i.e. the 'syslogd' utility) so
+	    they can be logged. This is generally used to help locate
+	    problems that occur within programs and scripts.
+config BUSYBOX_CONFIG_LOGREAD
+	bool "logread"
+	default BUSYBOX_DEFAULT_LOGREAD
+	depends on BUSYBOX_CONFIG_FEATURE_IPC_SYSLOG
+	help
+	  If you enabled Circular Buffer support, you almost
+	  certainly want to enable this feature as well. This
+	  utility will allow you to read the messages that are
+	  stored in the syslogd circular buffer.
+
+config BUSYBOX_CONFIG_FEATURE_LOGREAD_REDUCED_LOCKING
+	bool "Double buffering"
+	default BUSYBOX_DEFAULT_FEATURE_LOGREAD_REDUCED_LOCKING
+	depends on BUSYBOX_CONFIG_LOGREAD
+	help
+	  'logread' ouput to slow serial terminals can have
+	  side effects on syslog because of the semaphore.
+	  This option make logread to double buffer copy
+	  from circular buffer, minimizing semaphore
+	  contention at some minor memory expense.
 
 config BUSYBOX_CONFIG_SYSLOGD
 	bool "syslogd"
@@ -28,7 +86,7 @@ config BUSYBOX_CONFIG_FEATURE_ROTATE_LOGFILE
 	depends on BUSYBOX_CONFIG_SYSLOGD
 	help
 	  This enables syslogd to rotate the message files
-	  on his own. No need to use an external rotatescript.
+	  on his own. No need to use an external rotate script.
 
 config BUSYBOX_CONFIG_FEATURE_REMOTE_LOG
 	bool "Remote Log support"
@@ -92,27 +150,6 @@ config BUSYBOX_CONFIG_FEATURE_IPC_SYSLOG_BUFFER_SIZE
 	  This option sets the size of the circular buffer
 	  used to record system log messages.
 
-config BUSYBOX_CONFIG_LOGREAD
-	bool "logread"
-	default BUSYBOX_DEFAULT_LOGREAD
-	depends on BUSYBOX_CONFIG_FEATURE_IPC_SYSLOG
-	help
-	  If you enabled Circular Buffer support, you almost
-	  certainly want to enable this feature as well. This
-	  utility will allow you to read the messages that are
-	  stored in the syslogd circular buffer.
-
-config BUSYBOX_CONFIG_FEATURE_LOGREAD_REDUCED_LOCKING
-	bool "Double buffering"
-	default BUSYBOX_DEFAULT_FEATURE_LOGREAD_REDUCED_LOCKING
-	depends on BUSYBOX_CONFIG_LOGREAD
-	help
-	  'logread' ouput to slow serial terminals can have
-	  side effects on syslog because of the semaphore.
-	  This option make logread to double buffer copy
-	  from circular buffer, minimizing semaphore
-	  contention at some minor memory expense.
-
 config BUSYBOX_CONFIG_FEATURE_KMSG_SYSLOG
 	bool "Linux kernel printk buffer support"
 	default BUSYBOX_DEFAULT_FEATURE_KMSG_SYSLOG
@@ -126,44 +163,4 @@ config BUSYBOX_CONFIG_FEATURE_KMSG_SYSLOG
 
 	  NOTICE: Syslog facilities in log entries needs kernel 3.5+.
 
-config BUSYBOX_CONFIG_KLOGD
-	bool "klogd"
-	default BUSYBOX_DEFAULT_KLOGD
-	help
-	  klogd is a utility which intercepts and logs all
-	  messages from the Linux kernel and sends the messages
-	  out to the 'syslogd' utility so they can be logged. If
-	  you wish to record the messages produced by the kernel,
-	  you should enable this option.
-
-comment "klogd should not be used together with syslog to kernel printk buffer"
-	depends on BUSYBOX_CONFIG_KLOGD && BUSYBOX_CONFIG_FEATURE_KMSG_SYSLOG
-
-config BUSYBOX_CONFIG_FEATURE_KLOGD_KLOGCTL
-	bool "Use the klogctl() interface"
-	default BUSYBOX_DEFAULT_FEATURE_KLOGD_KLOGCTL
-	depends on BUSYBOX_CONFIG_KLOGD
-	select BUSYBOX_CONFIG_PLATFORM_LINUX
-	help
-	  The klogd applet supports two interfaces for reading
-	  kernel messages. Linux provides the klogctl() interface
-	  which allows reading messages from the kernel ring buffer
-	  independently from the file system.
-
-	  If you answer 'N' here, klogd will use the more portable
-	  approach of reading them from /proc or a device node.
-	  However, this method requires the file to be available.
-
-	  If in doubt, say 'Y'.
-
-config BUSYBOX_CONFIG_LOGGER
-	bool "logger"
-	default BUSYBOX_DEFAULT_LOGGER
-	select BUSYBOX_CONFIG_FEATURE_SYSLOG
-	help
-	    The logger utility allows you to send arbitrary text
-	    messages to the system log (i.e. the 'syslogd' utility) so
-	    they can be logged. This is generally used to help locate
-	    problems that occur within programs and scripts.
-
 endmenu
diff --git a/package/utils/busybox/config/util-linux/Config.in b/package/utils/busybox/config/util-linux/Config.in
index 017b119..08bddf8 100644
--- a/package/utils/busybox/config/util-linux/Config.in
+++ b/package/utils/busybox/config/util-linux/Config.in
@@ -6,6 +6,11 @@
 
 menu "Linux System Utilities"
 
+config BUSYBOX_CONFIG_BLKDISCARD
+	bool "blkdiscard"
+	default BUSYBOX_DEFAULT_BLKDISCARD
+	help
+	  blkdiscard discards sectors on a given device.
 config BUSYBOX_CONFIG_BLOCKDEV
 	bool "blockdev"
 	default BUSYBOX_DEFAULT_BLOCKDEV
@@ -174,11 +179,34 @@ config BUSYBOX_CONFIG_FEATURE_MOUNT_OTHERTAB
 	default BUSYBOX_DEFAULT_FEATURE_MOUNT_OTHERTAB
 	help
 	  Support mount -T (specifying an alternate fstab)
+config BUSYBOX_CONFIG_NSENTER
+	bool "nsenter"
+	default BUSYBOX_DEFAULT_NSENTER
+	select BUSYBOX_CONFIG_PLATFORM_LINUX
+	help
+	  Run program with namespaces of other processes.
+
+config BUSYBOX_CONFIG_FEATURE_NSENTER_LONG_OPTS
+	bool "Enable long options"
+	default BUSYBOX_DEFAULT_FEATURE_NSENTER_LONG_OPTS
+	depends on BUSYBOX_CONFIG_NSENTER && BUSYBOX_CONFIG_LONG_OPTS
+	help
+	  Support long options for the nsenter applet. This makes
+	  the busybox implementation more compatible with upstream.
 config BUSYBOX_CONFIG_REV
 	bool "rev"
 	default BUSYBOX_DEFAULT_REV
 	help
 	  Reverse lines of a file or files.
+config BUSYBOX_CONFIG_SETARCH
+	bool "setarch"
+	default BUSYBOX_DEFAULT_SETARCH
+	select BUSYBOX_CONFIG_PLATFORM_LINUX
+	help
+	  The linux32 utility is used to create a 32bit environment for the
+	  specified program (usually a shell). It only makes sense to have
+	  this util on a system that supports both 64bit and 32bit userland
+	  (like amd64/x86, ppc64/ppc, sparc64/sparc, etc...).
 config BUSYBOX_CONFIG_UEVENT
 	bool "uevent"
 	default BUSYBOX_DEFAULT_UEVENT
@@ -186,6 +214,13 @@ config BUSYBOX_CONFIG_UEVENT
 	help
 	  uevent is a netlink listener for kernel uevent notifications
 	  sent via netlink. It is usually used for dynamic device creation.
+config BUSYBOX_CONFIG_UNSHARE
+	bool "unshare"
+	default BUSYBOX_DEFAULT_UNSHARE
+	depends on BUSYBOX_CONFIG_LONG_OPTS && !BUSYBOX_CONFIG_NOMMU
+	select BUSYBOX_CONFIG_PLATFORM_LINUX
+	help
+	  Run program with some namespaces unshared from parent.
 
 config BUSYBOX_CONFIG_ACPID
 	bool "acpid"
@@ -669,16 +704,6 @@ config BUSYBOX_CONFIG_SCRIPTREPLAY
 	  This program replays a typescript, using timing information
 	  given by script -t.
 
-config BUSYBOX_CONFIG_SETARCH
-	bool "setarch"
-	default BUSYBOX_DEFAULT_SETARCH
-	select BUSYBOX_CONFIG_PLATFORM_LINUX
-	help
-	  The linux32 utility is used to create a 32bit environment for the
-	  specified program (usually a shell). It only makes sense to have
-	  this util on a system that supports both 64bit and 32bit userland
-	  (like amd64/x86, ppc64/ppc, sparc64/sparc, etc...).
-
 config BUSYBOX_CONFIG_SWAPONOFF
 	bool "swaponoff"
 	default BUSYBOX_DEFAULT_SWAPONOFF
diff --git a/package/utils/busybox/config/util-linux/volume_id/Config.in b/package/utils/busybox/config/util-linux/volume_id/Config.in
index 306550b..6153314 100644
--- a/package/utils/busybox/config/util-linux/volume_id/Config.in
+++ b/package/utils/busybox/config/util-linux/volume_id/Config.in
@@ -12,6 +12,14 @@ menu "Filesystem/Volume identification"
 	depends on BUSYBOX_CONFIG_VOLUMEID
 
 
+config BUSYBOX_CONFIG_FEATURE_VOLUMEID_BCACHE
+	bool "bcache filesystem"
+	default BUSYBOX_DEFAULT_FEATURE_VOLUMEID_BCACHE
+	depends on BUSYBOX_CONFIG_VOLUMEID
+	help
+	  TODO
+
+
 config BUSYBOX_CONFIG_FEATURE_VOLUMEID_BTRFS
 	bool "btrfs filesystem"
 	default BUSYBOX_DEFAULT_FEATURE_VOLUMEID_BTRFS