kconfig: remove useless 'default n'

kconfig bools are disabled by default, so specifying 'default n' is useless and
noisy. This patch removes all occurrences of 'default n'.

Signed-off-by: "Benoît THÉBAUDEAU" <benoit.thebaudeau@advansee.com>

32 files changed, 8 insertions, 120 deletions

diff --git a/config/arch/arm.in.2 b/config/arch/arm.in.2
index 945b221..e5a23eb 100644
--- a/config/arch/arm.in.2
+++ b/config/arch/arm.in.2
@@ -28,7 +28,6 @@ endchoice
 config ARCH_ARM_INTERWORKING
     bool
     prompt "Use Thumb-interworking (READ HELP)"
-    default n
     depends on EXPERIMENTAL
     help
       Excerpt from the gcc manual:
diff --git a/config/arch/powerpc.in.2 b/config/arch/powerpc.in.2
index 292bca5..f54ec55 100644
--- a/config/arch/powerpc.in.2
+++ b/config/arch/powerpc.in.2
@@ -3,7 +3,6 @@
 config ARCH_POWERPC_SPE
     bool
     prompt "Enable SPE support"
-    default n
     help
       Add support for the Signal Processing Engine.  This will set up
       the toolchain so that it supports the SPE ABI extensions. This
diff --git a/config/backend.in b/config/backend.in
index 4709fae..3a3e1d6 100644
--- a/config/backend.in
+++ b/config/backend.in
@@ -6,8 +6,7 @@ config IS_A_BACKEND
 
 config BACKEND
     bool
-    default y if IS_A_BACKEND =  "y" || IS_A_BACKEND =  "Y"
-    default n if IS_A_BACKEND != "y" && IS_A_BACKEND != "Y"
+    default y if IS_A_BACKEND = "y" || IS_A_BACKEND = "Y"
 
 config BACKEND_ARCH
     string
diff --git a/config/binutils/binutils.in b/config/binutils/binutils.in
index 54e9196..51ba71a 100644
--- a/config/binutils/binutils.in
+++ b/config/binutils/binutils.in
@@ -211,7 +211,6 @@ config BINUTILS_FOR_TARGET
     prompt "binutils libraries for the target"
     depends on ! BARE_METAL
     depends on ! BACKEND
-    default n
     help
       Some utilities may need binutils libraries to be available on
       the target, eg. oprofile.
diff --git a/config/cc.in b/config/cc.in
index 4afa278..4c4c3c1 100644
--- a/config/cc.in
+++ b/config/cc.in
@@ -33,7 +33,6 @@ comment "Additional supported languages:"
 config CC_LANG_CXX
     bool
     prompt "C++"
-    default n
     depends on CC_SUPPORT_CXX
     help
       Enable building a C++ compiler.
@@ -46,7 +45,6 @@ if ! BARE_METAL
 config CC_LANG_FORTRAN
     bool
     prompt "Fortran"
-    default n
     depends on CC_SUPPORT_FORTRAN
     help
       Enable building a FORTRAN compiler.
@@ -57,7 +55,6 @@ config CC_LANG_FORTRAN
 config CC_LANG_JAVA
     bool
     prompt "Java"
-    default n
     depends on CC_SUPPORT_JAVA
     help
       Enable building a Java compiler.
@@ -68,7 +65,6 @@ config CC_LANG_JAVA
 config CC_LANG_ADA
     bool
     prompt "ADA (EXPERIMENTAL)"
-    default n
     depends on CC_SUPPORT_ADA
     depends on EXPERIMENTAL
     help
@@ -80,7 +76,6 @@ config CC_LANG_ADA
 config CC_LANG_OBJC
     bool
     prompt "Objective-C (EXPERIMENTAL)"
-    default n
     depends on CC_SUPPORT_OBJC
     depends on EXPERIMENTAL
     help
@@ -93,7 +88,6 @@ config CC_LANG_OBJCXX
     bool
     prompt "Objective-C++ (EXPERIMENTAL)"
     depends on EXPERIMENTAL
-    default n
     depends on CC_SUPPORT_OBJCXX
     help
       Enable building an Objective C++ compiler.
diff --git a/config/cc/gcc.in b/config/cc/gcc.in
index 6f64f87..bc56ef6 100644
--- a/config/cc/gcc.in
+++ b/config/cc/gcc.in
@@ -186,39 +186,32 @@ endchoice
 
 config CC_GCC_4_2
     bool
-    default n
     select CC_GCC_4_2_or_later
 
 config CC_GCC_4_2_or_later
     bool
-    default n
 
 config CC_GCC_4_3
     bool
-    default n
     select CC_GCC_4_3_or_later
     select CC_GCC_USE_GMP_MPFR
 
 config CC_GCC_4_3_or_later
     bool
-    default n
     select CC_GCC_4_2_or_later
 
 config CC_GCC_4_4
     bool
-    default n
     select CC_GCC_4_4_or_later
     select CC_GCC_USE_GMP_MPFR
     select CC_GCC_HAS_GRAPHITE
 
 config CC_GCC_4_4_or_later
     bool
-    default n
     select CC_GCC_4_3_or_later
 
 config CC_GCC_4_5
     bool
-    default n
     select CC_GCC_4_5_or_later
     select CC_GCC_USE_GMP_MPFR
     select CC_GCC_USE_MPC
@@ -227,12 +220,10 @@ config CC_GCC_4_5
 
 config CC_GCC_4_5_or_later
     bool
-    default n
     select CC_GCC_4_4_or_later
 
 config CC_GCC_4_6
     bool
-    default n
     select CC_GCC_4_6_or_later
     select CC_GCC_USE_GMP_MPFR
     select CC_GCC_USE_MPC
@@ -241,12 +232,10 @@ config CC_GCC_4_6
 
 config CC_GCC_4_6_or_later
     bool
-    default n
     select CC_GCC_4_5_or_later
 
 config CC_GCC_HAS_GRAPHITE
     bool
-    default n
 
 # The way LTO works is a bit twisted.
 # See: http://gcc.gnu.org/wiki/LinkTimeOptimization#Requirements
@@ -258,7 +247,6 @@ config CC_GCC_HAS_GRAPHITE
 # advantage of it
 config CC_GCC_HAS_LTO
     bool
-    default n
 
 # Only enable gcc's support for plugins if binutils has it as well
 # They are usefull only when doing LTO, but it does no harm enabling
@@ -277,24 +265,20 @@ config CC_GCC_GOLD
 
 config CC_GCC_USE_GMP_MPFR
     bool
-    default n
     select GMP_NEEDED
     select MPFR_NEEDED
 
 config CC_GCC_USE_PPL_CLOOG
     bool
-    default n
     select PPL_NEEDED
     select CLOOG_NEEDED
 
 config CC_GCC_USE_MPC
     bool
-    default n
     select MPC_NEEDED
 
 config CC_GCC_USE_LIBELF
     bool
-    default n
     select LIBELF_NEEDED
 
 config CC_VERSION
diff --git a/config/cc/gcc.in.2 b/config/cc/gcc.in.2
index 481c570..e774b95 100644
--- a/config/cc/gcc.in.2
+++ b/config/cc/gcc.in.2
@@ -129,7 +129,6 @@ config CC_GCC_ENABLE_TARGET_OPTSPACE
 config CC_GCC_LIBMUDFLAP
     bool
     prompt "Compile libmudflap"
-    default n
     help
       libmudflap is a pointer-use checking tool, which can detect
       various mis-usages of pointers in C and (to some extents) C++.
@@ -143,7 +142,6 @@ config CC_GCC_LIBMUDFLAP
 config CC_GCC_LIBGOMP
     bool
     prompt "Compile libgomp"
-    default n
     help
       libgomp is "the GNU implementation of the OpenMP Application Programming
       Interface (API) for multi-platform shared-memory parallel programming in
@@ -155,7 +153,6 @@ config CC_GCC_LIBGOMP
 config CC_GCC_LIBSSP
     bool
     prompt "Compile libssp"
-    default n
     help
       libssp is the run-time Stack-Smashing Protection library.
       
@@ -177,7 +174,6 @@ config CC_CXA_ATEXIT
 config CC_GCC_DISABLE_PCH
     bool
     prompt "Do not build PCH"
-    default n
     help
       Say 'y' here to not use Pre-Compiled Headers in the resulting toolchain.
       at the expense of speed when compiling C++ code.
diff --git a/config/companion_libs.in b/config/companion_libs.in
index 5902cbf..d4996a6 100644
--- a/config/companion_libs.in
+++ b/config/companion_libs.in
@@ -6,47 +6,39 @@ menu "Companion libraries"
 
 config COMPLIBS_NEEDED
     bool
-    default n
 
 config GMP_NEEDED
     bool
-    default n
     select GMP
     select COMPLIBS_NEEDED
 
 config MPFR_NEEDED
     bool
-    default n
     select MPFR
     select COMPLIBS_NEEDED
 
 config PPL_NEEDED
     bool
-    default n
     select PPL
     select COMPLIBS_NEEDED
 
 config CLOOG_NEEDED
     bool
-    default n
     select CLOOG
     select COMPLIBS_NEEDED
 
 config MPC_NEEDED
     bool
-    default n
     select MPC
     select COMPLIBS_NEEDED
 
 config LIBELF_NEEDED
     bool
-    default n
     select LIBELF
     select COMPLIBS_NEEDED
 
 config COMPLIBS
     bool
-    default n
 
 config GMP
     bool
@@ -112,7 +104,6 @@ comment "Companion libraries common options"
 config COMPLIBS_CHECK
     bool
     prompt "Check the companion libraries builds (!!! READ HELP!!!)"
-    default n
     help
       It is highly recommended to check the newly built companion libraries.
       Unfortunately, this is a very intensive task, and takes a loooong time.
diff --git a/config/companion_libs/ppl.in b/config/companion_libs/ppl.in
index 3fe2e6a..c641a88 100644
--- a/config/companion_libs/ppl.in
+++ b/config/companion_libs/ppl.in
@@ -42,9 +42,7 @@ config PPL_VERSION
 # For PPL 0.11, we need to pull libpwl if configured static
 config PPL_0_11
     bool
-    default n
     select PPL_NEEDS_LIBPWL if ! COMPLIBS_SHARED
 
 config PPL_NEEDS_LIBPWL
     bool
-    default n
diff --git a/config/config.mk b/config/config.mk
index 1f9dc66..aaa04fa 100644
--- a/config/config.mk
+++ b/config/config.mk
@@ -106,12 +106,11 @@ define build_gen_choice_in
 	    file="$(4)/$${entry}.in";                                           \
 	    _entry=$$(echo "$${entry}" |$(sed) -r -s -e 's/[-.+]/_/g;');        \
 	    echo "";                                                            \
-	    if [ "$(5)" = "Y" ]; then                                                                           \
-	      echo "config $(3)_$${_entry}_AVAILABLE";                                                          \
-	      echo "    bool";                                                                                  \
-	      echo "    default n if ! ( BACKEND_$(3) = \"$${entry}\" || BACKEND_$(3) = \"\" || ! BACKEND )";   \
-	      echo "    default y if BACKEND_$(3) = \"$${entry}\" || BACKEND_$(3) = \"\" || ! BACKEND";         \
-	    fi;                                                                                                 \
+	    if [ "$(5)" = "Y" ]; then                                                                     \
+	      echo "config $(3)_$${_entry}_AVAILABLE";                                                    \
+	      echo "    bool";                                                                            \
+	      echo "    default y if BACKEND_$(3) = \"$${entry}\" || BACKEND_$(3) = \"\" || ! BACKEND";   \
+	    fi;                                                                                           \
 	    echo "if $(3)_$${_entry}";                                          \
 	    echo "config $(3)";                                                 \
 	    echo "    default \"$${entry}\" if $(3)_$${_entry}";                \
diff --git a/config/debug/duma.in b/config/debug/duma.in
index 629f3ab..6daee78 100644
--- a/config/debug/duma.in
+++ b/config/debug/duma.in
@@ -15,7 +15,6 @@ config DUMA_SO
     bool
     prompt "Build a shared library"
     default y if SHARED_LIBS
-    default n if ! SHARED_LIBS
 
 choice
     bool
diff --git a/config/debug/gdb.in.cross b/config/debug/gdb.in.cross
index b5d362c..8309d8f 100644
--- a/config/debug/gdb.in.cross
+++ b/config/debug/gdb.in.cross
@@ -16,7 +16,6 @@ if GDB_CROSS
 config GDB_CROSS_STATIC
     bool
     prompt "Build a static cross gdb"
-    default n
     help
       A static cross gdb can be usefull if you debug on a machine that is
       not the one that is used to compile the toolchain.
diff --git a/config/debug/gdb.in.gdbserver b/config/debug/gdb.in.gdbserver
index 23f0fe5..ecc2c4a 100644
--- a/config/debug/gdb.in.gdbserver
+++ b/config/debug/gdb.in.gdbserver
@@ -3,7 +3,6 @@
 config GDB_GDBSERVER
     bool
     prompt "gdbserver"
-    default n
     depends on ! BARE_METAL
     help
       Build and install a gdbserver for the target, to run on the target.
diff --git a/config/debug/gdb.in.native b/config/debug/gdb.in.native
index a4501d1..a4144b4 100644
--- a/config/debug/gdb.in.native
+++ b/config/debug/gdb.in.native
@@ -3,7 +3,6 @@
 config GDB_NATIVE
     bool
     prompt "Native gdb"
-    default n
     depends on ! BARE_METAL
     depends on ! BACKEND
     help
@@ -13,13 +12,11 @@ if GDB_NATIVE
 
 config GDB_NATIVE_NO_STATIC
     bool
-    default n
 
 config GDB_NATIVE_STATIC
     bool
     prompt "Build a static native gdb"
     depends on ! GDB_NATIVE_NO_STATIC
-    default n
     help
       In case you have trouble with dynamic loading of shared libraries,
       you will find that a static gdb comes in handy.
diff --git a/config/debug/ltrace.in b/config/debug/ltrace.in
index 025542d..90f0810 100644
--- a/config/debug/ltrace.in
+++ b/config/debug/ltrace.in
@@ -48,4 +48,3 @@ config LTRACE_VERSION
 
 config LTRACE_0_5_3_or_later
     bool
-    default n
diff --git a/config/global/ct-behave.in b/config/global/ct-behave.in
index 0b2e310..bbe4324 100644
--- a/config/global/ct-behave.in
+++ b/config/global/ct-behave.in
@@ -5,7 +5,6 @@ comment "crosstool-NG behavior"
 config OBSOLETE
     bool
     prompt "Use obsolete features"
-    default n
     help
       If you set this to Y, you will be able to select obsolete features.
       
@@ -19,7 +18,6 @@ config OBSOLETE
 config EXPERIMENTAL
     bool
     prompt "Try features marked as EXPERIMENTAL"
-    default n
     help
       If you set this to Y, then you will be able to try very experimental
       features.
@@ -34,7 +32,6 @@ config EXPERIMENTAL
 config DEBUG_CT
     bool
     prompt "Debug crosstool-NG"
-    default n
     depends on ! BACKEND
     help
       Say 'y' here to get some options regarding debugging crosstool-NG.
@@ -44,7 +41,6 @@ if DEBUG_CT
 config DEBUG_PAUSE_STEPS
     bool
     prompt "Pause between every steps"
-    default n
     help
       Say 'y' if you intend to attend the build, and want to investigate
       the result of each steps before running the next one.
@@ -52,7 +48,6 @@ config DEBUG_PAUSE_STEPS
 config DEBUG_CT_SAVE_STEPS
     bool
     prompt "Save intermediate steps"
-    default n
     help
       If you say 'y' here, then you will be able to restart crosstool-NG at
       any step.
@@ -80,7 +75,6 @@ config NO_OVERIDE_LC_MESSAGES
     bool
     prompt "Do *not* overide LC_MESSAGES (EXPERIMENTAL)"
     depends on EXPERIMENTAL
-    default n
     help
       By default, crosstool-NG sets and exports LC_ALL=C so that the
       build.log file contains english messages, that can be read by
diff --git a/config/global/download.in b/config/global/download.in
index 02954f0..d128866 100644
--- a/config/global/download.in
+++ b/config/global/download.in
@@ -5,7 +5,6 @@ comment "Downloading"
 config FORBID_DOWNLOAD
     bool
     prompt "Forbid downloads"
-    default n
     help
       Normally, crosstool-NG will try to download missing tarballs (or
       checkout from CVS/SVN...).
@@ -21,7 +20,6 @@ if ! FORBID_DOWNLOAD
 config FORCE_DOWNLOAD
     bool
     prompt "Force downloads"
-    default n
     help
       Force downloading tarballs, even if one already exists.
       
@@ -30,7 +28,6 @@ config FORCE_DOWNLOAD
 config USE_MIRROR
     bool
     prompt "Use a mirror"
-    default n
     help
       If you have a machine on your LAN that mirrors some of the needed
       tarballs, you can say 'Y' here, and configure adequate values in
@@ -45,7 +42,6 @@ if USE_MIRROR
 config PREFER_MIRROR
     bool
     prompt "Prefer the mirror"
-    default n
     help
       Say 'Y' here if you prefer the LAN miror over the upstream sources.
 
@@ -94,7 +90,6 @@ config CONNECT_TIMEOUT
 config ONLY_DOWNLOAD
     bool
     prompt "Stop after downloading tarballs"
-    default n
     help
       Only download the tarballs. Exit once it done.
       
diff --git a/config/global/extract.in b/config/global/extract.in
index b92551e..3f45ec0 100644
--- a/config/global/extract.in
+++ b/config/global/extract.in
@@ -5,7 +5,6 @@ comment "Extracting"
 config FORCE_EXTRACT
     bool
     prompt "Force extractions"
-    default n
     help
       Force extraction of already exctracted tarballs.
       
@@ -35,7 +34,6 @@ config OVERIDE_CONFIG_GUESS_SUB
 config ONLY_EXTRACT
     bool
     prompt "Stop after extracting tarballs"
-    default n
     help
       Exit after unpacking and patching tarballs.
       
@@ -118,11 +116,9 @@ config PATCH_ORDER
 
 config PATCH_SINGLE
     bool
-    default n
 
 config PATCH_USE_LOCAL
     bool
-    default n
 
 config LOCAL_PATCH_DIR
     string
diff --git a/config/global/logging.in b/config/global/logging.in
index c31833d..0c77e88 100644
--- a/config/global/logging.in
+++ b/config/global/logging.in
@@ -59,7 +59,6 @@ config LOG_LEVEL_MAX
 config LOG_SEE_TOOLS_WARN
     bool
     prompt "Warnings from the tools' builds"
-    default n
     depends on ! LOG_ERROR
     help
       Treat warnings from the different tools as crosstool-NG warnings.
diff --git a/config/global/paths.in b/config/global/paths.in
index fcb6360..2a1fa67 100644
--- a/config/global/paths.in
+++ b/config/global/paths.in
@@ -15,7 +15,6 @@ config SAVE_TARBALLS
     prompt "Save new tarballs" if ! BACKEND
     depends on LOCAL_TARBALLS_DIR != "" || BACKEND
     default y if BACKEND
-    default n if ! BACKEND
     help
       If you say 'y' here, new downloaded tarballs will be saved in the
       directory you entered above.
diff --git a/config/kernel.in b/config/kernel.in
index 446bd6b..7e8cce8 100644
--- a/config/kernel.in
+++ b/config/kernel.in
@@ -6,18 +6,15 @@ menu "Operating System"
 # we have a kernel or not (there might be different bare metal stuff)...
 config BARE_METAL
     bool
-    default n
 
 config MINGW32
     bool
-    default n
 
 # Each target OS (aka kernel) that support shared libraries can select
 # this, so the user can decide whether or not to build a shared library
 # enabled toolchain
 config KERNEL_SUPPORTS_SHARED_LIBS
     bool
-    default n
 
 config KERNEL
     string
diff --git a/config/kernel/linux.in b/config/kernel/linux.in
index b37f7e2..b50f98d 100644
--- a/config/kernel/linux.in
+++ b/config/kernel/linux.in
@@ -199,7 +199,6 @@ config KERNEL_LINUX_CUSTOM_PATH
 config KERNEL_LINUX_CUSTOM_IS_TARBALL
     bool
     prompt "This is a tarball"
-    default n
     help
       If you say 'n' here, the path above is expected to point to a directory
       containing readily prepared headers
diff --git a/config/libc.in b/config/libc.in
index 05ebd6a..03f5db2 100644
--- a/config/libc.in
+++ b/config/libc.in
@@ -23,26 +23,21 @@ source "config.gen/libc.in"
 
 config LIBC_SUPPORT_THREADS_ANY
     bool
-    default n
 
 config LIBC_SUPPORT_NPTL
     bool
-    default n
     select LIBC_SUPPORT_THREADS_ANY
 
 config LIBC_SUPPORT_LINUXTHREADS
     bool
-    default n
     select LIBC_SUPPORT_THREADS_ANY
 
 config LIBC_SUPPORT_WIN32THREADS
     bool
-    default n
     select LIBC_SUPPORT_THREADS_ANY
 
 config LIBC_SUPPORT_THREADS_NONE
     bool
-    default n
 
 config THREADS
     string
diff --git a/config/libc/eglibc.in b/config/libc/eglibc.in
index 5c77074..e93aba9 100644
--- a/config/libc/eglibc.in
+++ b/config/libc/eglibc.in
@@ -102,7 +102,6 @@ config EGLIBC_CHECKOUT
     bool
     prompt "checkout instead of export"
     default y if LIBC_EGLIBC_V_TRUNK
-    default n if ! LIBC_EGLIBC_V_TRUNK
     help
       By default, the eglibc download will be an export of the subversion
       repository. If you say 'y' here, then the repository will instead be
@@ -121,7 +120,6 @@ config EGLIBC_OPT_SIZE
 config EGLIBC_CUSTOM_CONFIG
     bool
     prompt "Use custom configuration file"
-    default n
     help
       Use a custom configuration file to disable some features in the eglibc
       library. The configuration file options are described in detail in the
diff --git a/config/libc/glibc-eglibc.in-common b/config/libc/glibc-eglibc.in-common
index d72533e..a3ee9c1 100644
--- a/config/libc/glibc-eglibc.in-common
+++ b/config/libc/glibc-eglibc.in-common
@@ -63,7 +63,6 @@ config LIBC_ENABLE_FORTIFIED_BUILD
     bool
     prompt "Enable fortified build (EXPERIMENTAL)"
     depends on EXPERIMENTAL
-    default n
     help
       If you say 'y' here, then glibc will be using fortified versions
       of functions with format arguments (eg. vsyslog, printf...), and
@@ -83,7 +82,6 @@ config LIBC_ENABLE_FORTIFIED_BUILD
 config LIBC_DISABLE_VERSIONING
     bool
     prompt "Disable symbols versioning"
-    default n
     help
       Do not include versioning information in the library objects.
 
@@ -102,7 +100,6 @@ config LIBC_OLDEST_ABI
 config LIBC_GLIBC_FORCE_UNWIND
     bool
     prompt "Force unwind support (READ HELP!)"
-    default n
     help
       If your toolchain fails building while building the C library
       start files, or the complete C library, with a message like:
@@ -117,7 +114,6 @@ config LIBC_GLIBC_FORCE_UNWIND
 config LIBC_GLIBC_USE_PORTS
     bool
     prompt "Use the ports addon"
-    default n
     help
       The ports addon contains some architecture ports that are not available
       in the official distribution.
diff --git a/config/libc/mingw.in.2 b/config/libc/mingw.in.2
index 5f5def2..e77c21b 100644
--- a/config/libc/mingw.in.2
+++ b/config/libc/mingw.in.2
@@ -3,17 +3,14 @@
 config MINGW_DIRECTX
     bool
     prompt "Include DirectX development files"
-    default n
 
 config MINGW_OPENGL
     bool
     prompt "Include OpenGL development files"
-    default n
 
 config MINGW_PDCURSES
     bool
     prompt "Include PDCurses (NCurses library) development files"
-    default n
 
 choice
     bool
@@ -45,7 +42,6 @@ config MINGW_PDCURSES_VERSION
 config MINGW_GNURX
     bool
     prompt "Include GnuRX (regex library) development files"
-    default n
 
 choice
     bool
diff --git a/config/libc/newlib.in.2 b/config/libc/newlib.in.2
index ee483bd..914802f 100644
--- a/config/libc/newlib.in.2
+++ b/config/libc/newlib.in.2
@@ -3,21 +3,18 @@
 config LIBC_NEWLIB_IO_C99FMT
     bool
     prompt "Enable IOs on C99 formats"
-    default n
     help
       Enable support for IOs on C99 formats.
 
 config LIBC_NEWLIB_IO_LL
     bool
     prompt "Enable IOs on long long"
-    default n
     help
       Enable support for IOs on long long integers.
 
 config LIBC_NEWLIB_IO_FLOAT
     bool
     prompt "Enable IOs on floats and doubles"
-    default n
     help
       Enable support for IOs on floating point
       values (float and double).
@@ -25,7 +22,6 @@ config LIBC_NEWLIB_IO_FLOAT
 config LIBC_NEWLIB_IO_LDBL
     bool
     prompt "Enable IOs on long doubles"
-    default n
     depends on LIBC_NEWLIB_IO_FLOAT
     help
       Enable support for IOs on long doubles.
diff --git a/config/libc/uClibc.in b/config/libc/uClibc.in
index 50ecf89..64a5fca 100644
--- a/config/libc/uClibc.in
+++ b/config/libc/uClibc.in
@@ -87,12 +87,10 @@ config LIBC_VERSION
 
 config LIBC_UCLIBC_0_9_30_or_later
     bool
-    default n
     select LIBC_UCLIBC_PARALLEL
 
 config LIBC_UCLIBC_PARALLEL
     bool
-    default n
 
 choice
     bool
diff --git a/config/libc/uClibc.in.2 b/config/libc/uClibc.in.2
index 0ca72b8..e2769e7 100644
--- a/config/libc/uClibc.in.2
+++ b/config/libc/uClibc.in.2
@@ -41,7 +41,6 @@ config LIBC_UCLIBC_LOCALES
     bool
     select LIBC_UCLIBC_WCHAR
     prompt "Add support for locales"
-    default n
     help
       Say y if you want uClibc to support localisation.
 
@@ -62,7 +61,6 @@ config LIBC_UCLIBC_LOCALES_PREGEN_DATA
 config LIBC_UCLIBC_WCHAR
     bool
     prompt "Add support for WCHAR"
-    default n
     help
       Say y if you want uClibc to support WCHAR.
 
diff --git a/config/target.in b/config/target.in
index e56fcc3..59c3001 100644
--- a/config/target.in
+++ b/config/target.in
@@ -44,16 +44,13 @@ comment "Generic target options"
 
 config ARCH_SUPPORTS_BOTH_MMU
     bool
-    default n
 
 config ARCH_DEFAULT_HAS_MMU
     bool
-    default n
 
 config ARCH_USE_MMU
     bool
     prompt "Use the MMU" if ARCH_SUPPORTS_BOTH_MMU
-    default n if ! ARCH_DEFAULT_HAS_MMU
     default y if ARCH_DEFAULT_HAS_MMU
     help
       If your architecture has an MMU and you want to use it,
@@ -69,15 +66,12 @@ config ARCH_USE_MMU
 #--------------------------------------
 config ARCH_SUPPORTS_BOTH_ENDIAN
     bool
-    default n
 
 config ARCH_DEFAULT_BE
     bool
-    default n
 
 config ARCH_DEFAULT_LE
     bool
-    default n
 
 choice
     bool
@@ -99,19 +93,15 @@ endchoice
 #--------------------------------------
 config ARCH_SUPPORTS_32
     bool
-    default n
 
 config ARCH_SUPPORTS_64
     bool
-    default n
 
 config ARCH_DEFAULT_32
     bool
-    default n
 
 config ARCH_DEFAULT_64
     bool
-    default n
 
 config ARCH_BITNESS
     int
@@ -141,23 +131,18 @@ comment "Target optimisations"
 
 config ARCH_SUPPORT_ARCH
     bool
-    default n
 
 config ARCH_SUPPORT_ABI
     bool
-    default n
 
 config ARCH_SUPPORT_CPU
     bool
-    default n
 
 config ARCH_SUPPORT_TUNE
     bool
-    default n
 
 config ARCH_SUPPORT_FPU
     bool
-    default n
 
 config ARCH_ARCH
     string
diff --git a/config/test_suite.in b/config/test_suite.in
index 0ac2f49..2dbf784 100644
--- a/config/test_suite.in
+++ b/config/test_suite.in
@@ -6,13 +6,11 @@ menu "Test suite"
 
 config TEST_SUITE
     bool
-    default n
 
 config TEST_SUITE_GCC
     bool
     prompt "GCC test suite"
     depends on EXPERIMENTAL
-    default n
     select TEST_SUITE
     help
       Select this option to install the GCC test suite in $CT_PREFIX_DIR/test_suite.
@@ -22,7 +20,7 @@ config TEST_SUITE_GCC
 
       For some tests a network enabled target with ssh server is required.
 
-      A helper Makefile is provided for running the tests - please see the included 
+      A helper Makefile is provided for running the tests - please see the included
       README for information on how to run the test suite.
 
 endmenu
diff --git a/config/toolchain.in b/config/toolchain.in
index d99fa85..072cf1b 100644
--- a/config/toolchain.in
+++ b/config/toolchain.in
@@ -5,7 +5,6 @@ comment "General toolchain options"
 config FORCE_SYSROOT
     bool
     default y if !OBSOLETE
-    default n if OBSOLETE
     select USE_SYSROOT
 
 config USE_SYSROOT
@@ -51,7 +50,6 @@ config STATIC_TOOLCHAIN
     bool
     prompt "Build Static Toolchain (EXPERIMENTAL)"
     depends on EXPERIMENTAL
-    default n
     help
       Build static host binaries.
       
@@ -169,7 +167,7 @@ config TOOLCHAIN_TYPE
 
 comment "Build system"
 
-config BUILD 
+config BUILD
     string
     prompt "|  Tuple        (READ HELP!)"
     default ""