diff --git a/ReleaseNotes b/ReleaseNotes
index 80362f5ddcb..b1d5f6064c3 100644
--- a/ReleaseNotes
+++ b/ReleaseNotes
@@ -1606,6 +1606,8 @@ The 61st release of NuttX, NuttX-5.14, was made on November 27,
 2010.  This release includes multiple, important bugfixes as well
 as a new driver for the NXP LPC1766.
 
+This release corresponds with SVN release number: r3137
+
 Important bugfixes include:
 
   * Cortex-M3 Hard Fault.  Fixed a hard fault problem that can occur
@@ -2052,6 +2054,8 @@ interest expressed by members of the forum and because of the
 availability of newer, larger capacity AVR parts (that I don't have
 yet).
 
+This release corresponds with SVN release number: r3730
+
 This release includes support for the following AVR boards.  As
 with any initial support for new architectures, there are some
 incomplete areas and a few caveats that need to be stated.  Here
diff --git a/configs/olimex-lpc1766stk/README.txt b/configs/olimex-lpc1766stk/README.txt
index b0b54f40912..f638ed4ff67 100644
--- a/configs/olimex-lpc1766stk/README.txt
+++ b/configs/olimex-lpc1766stk/README.txt
@@ -605,7 +605,7 @@ Using OpenOCD and GDB with an FT2232 JTAG emulator
 
     NOTES:
     1. Loading the symbol-file is only useful if you have built NuttX to
-       inclulde debug symbols (by setting CONFIG_DEBUG_SYMBOLS=y in the
+       include debug symbols (by setting CONFIG_DEBUG_SYMBOLS=y in the
        .config file).
     2. I usually have to reset, halt, and 'load nuttx' a second time.  For
        some reason, the first time apparently does not fully program the
diff --git a/configs/olimex-lpc1766stk/ftpc/setenv.sh b/configs/olimex-lpc1766stk/ftpc/setenv.sh
index df109169008..f9194c00d3f 100755
--- a/configs/olimex-lpc1766stk/ftpc/setenv.sh
+++ b/configs/olimex-lpc1766stk/ftpc/setenv.sh
@@ -32,16 +32,47 @@
 # POSSIBILITY OF SUCH DAMAGE.
 #
 
-if [ "$(basename $0)" = "setenv.sh" ] ; then
+if [ "$_" = "$0" ] ; then
   echo "You must source this script, not run it!" 1>&2
   exit 1
 fi
 
-if [ -z "${PATH_ORIG}" ]; then export PATH_ORIG="${PATH}"; fi
-
 WD=`pwd`
+if [ ! -x "setenv.sh" ]; then
+  echo "This script must be executed from the top-level NuttX build directory"
+  exit 1
+fi
+
+if [ -z "${PATH_ORIG}" ]; then
+  export PATH_ORIG="${PATH}"
+fi
+
+# This is the Cygwin path to the location where I installed the RIDE
+# toolchain under windows.  You will also have to edit this if you install
+# the RIDE toolchain in any other location
+#export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/Raisonance/Ride/arm-gcc/bin"
+
+# This is the Cygwin path to the location where I installed the CodeSourcery
+# toolchain under windows.  You will also have to edit this if you install
+# the CodeSourcery toolchain in any other location
+# export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/CodeSourcery/Sourcery G++ Lite/bin"
+
+# These are the Cygwin paths to the locations where I installed the Atollic
+# toolchain under windows.  You will also have to edit this if you install
+# the Atollic toolchain in any other location.  /usr/bin is added before
+# the Atollic bin path because there is are binaries named gcc.exe and g++.exe
+# at those locations as well.
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for ARM Pro 2.3.0/ARMTools/bin"
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for STMicroelectronics STM32 Lite 2.3.0/ARMTools/bin"
+
+# This is the Cygwin path to the location where I build the buildroot
+# toolchain.
+export TOOLCHAIN_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
+
+# The Olimex-lpc1766stk/tools directory
 export LPCTOOL_DIR="${WD}/configs/olimex-lpc1766stk/tools"
-export BUILDROOT_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
-export PATH="${BUILDROOT_BIN}:${LPCTOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
+
+# Add the path to the toolchain and tools directory to the PATH varialble
+export PATH="${TOOLCHAIN_BIN}:${LPCTOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
 
 echo "PATH : ${PATH}"
diff --git a/configs/olimex-lpc1766stk/hidkbd/setenv.sh b/configs/olimex-lpc1766stk/hidkbd/setenv.sh
index e4e130c24a1..4c76646f9f9 100755
--- a/configs/olimex-lpc1766stk/hidkbd/setenv.sh
+++ b/configs/olimex-lpc1766stk/hidkbd/setenv.sh
@@ -32,16 +32,47 @@
 # POSSIBILITY OF SUCH DAMAGE.
 #
 
-if [ "$(basename $0)" = "setenv.sh" ] ; then
+if [ "$_" = "$0" ] ; then
   echo "You must source this script, not run it!" 1>&2
   exit 1
 fi
 
-if [ -z "${PATH_ORIG}" ]; then export PATH_ORIG="${PATH}"; fi
-
 WD=`pwd`
+if [ ! -x "setenv.sh" ]; then
+  echo "This script must be executed from the top-level NuttX build directory"
+  exit 1
+fi
+
+if [ -z "${PATH_ORIG}" ]; then
+  export PATH_ORIG="${PATH}"
+fi
+
+# This is the Cygwin path to the location where I installed the RIDE
+# toolchain under windows.  You will also have to edit this if you install
+# the RIDE toolchain in any other location
+#export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/Raisonance/Ride/arm-gcc/bin"
+
+# This is the Cygwin path to the location where I installed the CodeSourcery
+# toolchain under windows.  You will also have to edit this if you install
+# the CodeSourcery toolchain in any other location
+# export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/CodeSourcery/Sourcery G++ Lite/bin"
+
+# These are the Cygwin paths to the locations where I installed the Atollic
+# toolchain under windows.  You will also have to edit this if you install
+# the Atollic toolchain in any other location.  /usr/bin is added before
+# the Atollic bin path because there is are binaries named gcc.exe and g++.exe
+# at those locations as well.
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for ARM Pro 2.3.0/ARMTools/bin"
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for STMicroelectronics STM32 Lite 2.3.0/ARMTools/bin"
+
+# This is the Cygwin path to the location where I build the buildroot
+# toolchain.
+export TOOLCHAIN_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
+
+# The Olimex-lpc1766stk/tools directory
 export LPCTOOL_DIR="${WD}/configs/olimex-lpc1766stk/tools"
-export BUILDROOT_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
-export PATH="${BUILDROOT_BIN}:${LPCTOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
+
+# Add the path to the toolchain and tools directory to the PATH varialble
+export PATH="${TOOLCHAIN_BIN}:${LPCTOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
 
 echo "PATH : ${PATH}"
diff --git a/configs/olimex-lpc1766stk/nettest/setenv.sh b/configs/olimex-lpc1766stk/nettest/setenv.sh
index 92c6bdf5ec2..d544f44706a 100755
--- a/configs/olimex-lpc1766stk/nettest/setenv.sh
+++ b/configs/olimex-lpc1766stk/nettest/setenv.sh
@@ -32,16 +32,47 @@
 # POSSIBILITY OF SUCH DAMAGE.
 #
 
-if [ "$(basename $0)" = "setenv.sh" ] ; then
+if [ "$_" = "$0" ] ; then
   echo "You must source this script, not run it!" 1>&2
   exit 1
 fi
 
-if [ -z "${PATH_ORIG}" ]; then export PATH_ORIG="${PATH}"; fi
-
 WD=`pwd`
+if [ ! -x "setenv.sh" ]; then
+  echo "This script must be executed from the top-level NuttX build directory"
+  exit 1
+fi
+
+if [ -z "${PATH_ORIG}" ]; then
+  export PATH_ORIG="${PATH}"
+fi
+
+# This is the Cygwin path to the location where I installed the RIDE
+# toolchain under windows.  You will also have to edit this if you install
+# the RIDE toolchain in any other location
+#export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/Raisonance/Ride/arm-gcc/bin"
+
+# This is the Cygwin path to the location where I installed the CodeSourcery
+# toolchain under windows.  You will also have to edit this if you install
+# the CodeSourcery toolchain in any other location
+# export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/CodeSourcery/Sourcery G++ Lite/bin"
+
+# These are the Cygwin paths to the locations where I installed the Atollic
+# toolchain under windows.  You will also have to edit this if you install
+# the Atollic toolchain in any other location.  /usr/bin is added before
+# the Atollic bin path because there is are binaries named gcc.exe and g++.exe
+# at those locations as well.
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for ARM Pro 2.3.0/ARMTools/bin"
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for STMicroelectronics STM32 Lite 2.3.0/ARMTools/bin"
+
+# This is the Cygwin path to the location where I build the buildroot
+# toolchain.
+export TOOLCHAIN_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
+
+# The Olimex-lpc1766stk/tools directory
 export LPCTOOL_DIR="${WD}/configs/olimex-lpc1766stk/tools"
-export BUILDROOT_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
-export PATH="${BUILDROOT_BIN}:${LPCTOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
+
+# Add the path to the toolchain and tools directory to the PATH varialble
+export PATH="${TOOLCHAIN_BIN}:${LPCTOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
 
 echo "PATH : ${PATH}"
diff --git a/configs/olimex-lpc1766stk/nsh/defconfig b/configs/olimex-lpc1766stk/nsh/defconfig
index c2722cb9be3..d5333a9f335 100755
--- a/configs/olimex-lpc1766stk/nsh/defconfig
+++ b/configs/olimex-lpc1766stk/nsh/defconfig
@@ -262,6 +262,7 @@ CONFIG_NFILE_DESCRIPTORS=8
 CONFIG_NFILE_STREAMS=8
 CONFIG_NAME_MAX=32
 CONFIG_STDIO_BUFFER_SIZE=256
+CONFIG_STDIO_LINEBUFFER=y
 CONFIG_NUNGET_CHARS=2
 CONFIG_PREALLOC_MQ_MSGS=4
 CONFIG_MQ_MAXMSGSIZE=32
diff --git a/configs/olimex-lpc1766stk/nsh/setenv.sh b/configs/olimex-lpc1766stk/nsh/setenv.sh
index 089165f694c..84150b06874 100755
--- a/configs/olimex-lpc1766stk/nsh/setenv.sh
+++ b/configs/olimex-lpc1766stk/nsh/setenv.sh
@@ -32,16 +32,47 @@
 # POSSIBILITY OF SUCH DAMAGE.
 #
 
-if [ "$(basename $0)" = "setenv.sh" ] ; then
+if [ "$_" = "$0" ] ; then
   echo "You must source this script, not run it!" 1>&2
   exit 1
 fi
 
-if [ -z "${PATH_ORIG}" ]; then export PATH_ORIG="${PATH}"; fi
-
 WD=`pwd`
+if [ ! -x "setenv.sh" ]; then
+  echo "This script must be executed from the top-level NuttX build directory"
+  exit 1
+fi
+
+if [ -z "${PATH_ORIG}" ]; then
+  export PATH_ORIG="${PATH}"
+fi
+
+# This is the Cygwin path to the location where I installed the RIDE
+# toolchain under windows.  You will also have to edit this if you install
+# the RIDE toolchain in any other location
+#export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/Raisonance/Ride/arm-gcc/bin"
+
+# This is the Cygwin path to the location where I installed the CodeSourcery
+# toolchain under windows.  You will also have to edit this if you install
+# the CodeSourcery toolchain in any other location
+# export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/CodeSourcery/Sourcery G++ Lite/bin"
+
+# These are the Cygwin paths to the locations where I installed the Atollic
+# toolchain under windows.  You will also have to edit this if you install
+# the Atollic toolchain in any other location.  /usr/bin is added before
+# the Atollic bin path because there is are binaries named gcc.exe and g++.exe
+# at those locations as well.
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for ARM Pro 2.3.0/ARMTools/bin"
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for STMicroelectronics STM32 Lite 2.3.0/ARMTools/bin"
+
+# This is the Cygwin path to the location where I build the buildroot
+# toolchain.
+export TOOLCHAIN_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
+
+# The Olimex-lpc1766stk/tools directory
 export LPCTOOL_DIR="${WD}/configs/olimex-lpc1766stk/tools"
-export BUILDROOT_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
-export PATH="${BUILDROOT_BIN}:${LPCTOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
+
+# Add the path to the toolchain and tools directory to the PATH varialble
+export PATH="${TOOLCHAIN_BIN}:${LPCTOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
 
 echo "PATH : ${PATH}"
diff --git a/configs/olimex-lpc1766stk/nx/setenv.sh b/configs/olimex-lpc1766stk/nx/setenv.sh
index 69cee3997c5..b94b47ad484 100755
--- a/configs/olimex-lpc1766stk/nx/setenv.sh
+++ b/configs/olimex-lpc1766stk/nx/setenv.sh
@@ -32,16 +32,47 @@
 # POSSIBILITY OF SUCH DAMAGE.
 #
 
-if [ "$(basename $0)" = "setenv.sh" ] ; then
+if [ "$_" = "$0" ] ; then
   echo "You must source this script, not run it!" 1>&2
   exit 1
 fi
 
-if [ -z "${PATH_ORIG}" ]; then export PATH_ORIG="${PATH}"; fi
-
 WD=`pwd`
+if [ ! -x "setenv.sh" ]; then
+  echo "This script must be executed from the top-level NuttX build directory"
+  exit 1
+fi
+
+if [ -z "${PATH_ORIG}" ]; then
+  export PATH_ORIG="${PATH}"
+fi
+
+# This is the Cygwin path to the location where I installed the RIDE
+# toolchain under windows.  You will also have to edit this if you install
+# the RIDE toolchain in any other location
+#export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/Raisonance/Ride/arm-gcc/bin"
+
+# This is the Cygwin path to the location where I installed the CodeSourcery
+# toolchain under windows.  You will also have to edit this if you install
+# the CodeSourcery toolchain in any other location
+# export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/CodeSourcery/Sourcery G++ Lite/bin"
+
+# These are the Cygwin paths to the locations where I installed the Atollic
+# toolchain under windows.  You will also have to edit this if you install
+# the Atollic toolchain in any other location.  /usr/bin is added before
+# the Atollic bin path because there is are binaries named gcc.exe and g++.exe
+# at those locations as well.
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for ARM Pro 2.3.0/ARMTools/bin"
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for STMicroelectronics STM32 Lite 2.3.0/ARMTools/bin"
+
+# This is the Cygwin path to the location where I build the buildroot
+# toolchain.
+export TOOLCHAIN_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
+
+# The Olimex-lpc1766stk/tools directory
 export LPCTOOL_DIR="${WD}/configs/olimex-lpc1766stk/tools"
-export BUILDROOT_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
-export PATH="${BUILDROOT_BIN}:${LPCTOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
+
+# Add the path to the toolchain and tools directory to the PATH varialble
+export PATH="${TOOLCHAIN_BIN}:${LPCTOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
 
 echo "PATH : ${PATH}"
diff --git a/configs/olimex-lpc1766stk/ostest/setenv.sh b/configs/olimex-lpc1766stk/ostest/setenv.sh
index b61805da06c..a5547b3bfdf 100755
--- a/configs/olimex-lpc1766stk/ostest/setenv.sh
+++ b/configs/olimex-lpc1766stk/ostest/setenv.sh
@@ -32,16 +32,47 @@
 # POSSIBILITY OF SUCH DAMAGE.
 #
 
-if [ "$(basename $0)" = "setenv.sh" ] ; then
+if [ "$_" = "$0" ] ; then
   echo "You must source this script, not run it!" 1>&2
   exit 1
 fi
 
-if [ -z "${PATH_ORIG}" ]; then export PATH_ORIG="${PATH}"; fi
-
 WD=`pwd`
+if [ ! -x "setenv.sh" ]; then
+  echo "This script must be executed from the top-level NuttX build directory"
+  exit 1
+fi
+
+if [ -z "${PATH_ORIG}" ]; then
+  export PATH_ORIG="${PATH}"
+fi
+
+# This is the Cygwin path to the location where I installed the RIDE
+# toolchain under windows.  You will also have to edit this if you install
+# the RIDE toolchain in any other location
+#export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/Raisonance/Ride/arm-gcc/bin"
+
+# This is the Cygwin path to the location where I installed the CodeSourcery
+# toolchain under windows.  You will also have to edit this if you install
+# the CodeSourcery toolchain in any other location
+# export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/CodeSourcery/Sourcery G++ Lite/bin"
+
+# These are the Cygwin paths to the locations where I installed the Atollic
+# toolchain under windows.  You will also have to edit this if you install
+# the Atollic toolchain in any other location.  /usr/bin is added before
+# the Atollic bin path because there is are binaries named gcc.exe and g++.exe
+# at those locations as well.
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for ARM Pro 2.3.0/ARMTools/bin"
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for STMicroelectronics STM32 Lite 2.3.0/ARMTools/bin"
+
+# This is the Cygwin path to the location where I build the buildroot
+# toolchain.
+export TOOLCHAIN_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
+
+# The Olimex-lpc1766stk/tools directory
 export LPCTOOL_DIR="${WD}/configs/olimex-lpc1766stk/tools"
-export BUILDROOT_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
-export PATH="${BUILDROOT_BIN}:${LPCTOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
+
+# Add the path to the toolchain and tools directory to the PATH varialble
+export PATH="${TOOLCHAIN_BIN}:${LPCTOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
 
 echo "PATH : ${PATH}"
diff --git a/configs/olimex-lpc1766stk/slip-httpd/setenv.sh b/configs/olimex-lpc1766stk/slip-httpd/setenv.sh
index 50364e4a1c0..35dbd55b38b 100755
--- a/configs/olimex-lpc1766stk/slip-httpd/setenv.sh
+++ b/configs/olimex-lpc1766stk/slip-httpd/setenv.sh
@@ -32,16 +32,47 @@
 # POSSIBILITY OF SUCH DAMAGE.
 #
 
-if [ "$(basename $0)" = "setenv.sh" ] ; then
+if [ "$_" = "$0" ] ; then
   echo "You must source this script, not run it!" 1>&2
   exit 1
 fi
 
-if [ -z "${PATH_ORIG}" ]; then export PATH_ORIG="${PATH}"; fi
-
 WD=`pwd`
+if [ ! -x "setenv.sh" ]; then
+  echo "This script must be executed from the top-level NuttX build directory"
+  exit 1
+fi
+
+if [ -z "${PATH_ORIG}" ]; then
+  export PATH_ORIG="${PATH}"
+fi
+
+# This is the Cygwin path to the location where I installed the RIDE
+# toolchain under windows.  You will also have to edit this if you install
+# the RIDE toolchain in any other location
+#export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/Raisonance/Ride/arm-gcc/bin"
+
+# This is the Cygwin path to the location where I installed the CodeSourcery
+# toolchain under windows.  You will also have to edit this if you install
+# the CodeSourcery toolchain in any other location
+# export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/CodeSourcery/Sourcery G++ Lite/bin"
+
+# These are the Cygwin paths to the locations where I installed the Atollic
+# toolchain under windows.  You will also have to edit this if you install
+# the Atollic toolchain in any other location.  /usr/bin is added before
+# the Atollic bin path because there is are binaries named gcc.exe and g++.exe
+# at those locations as well.
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for ARM Pro 2.3.0/ARMTools/bin"
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for STMicroelectronics STM32 Lite 2.3.0/ARMTools/bin"
+
+# This is the Cygwin path to the location where I build the buildroot
+# toolchain.
+export TOOLCHAIN_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
+
+# The Olimex-lpc1766stk/tools directory
 export LPCTOOL_DIR="${WD}/configs/olimex-lpc1766stk/tools"
-export BUILDROOT_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
-export PATH="${BUILDROOT_BIN}:${LPCTOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
+
+# Add the path to the toolchain and tools directory to the PATH varialble
+export PATH="${TOOLCHAIN_BIN}:${LPCTOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
 
 echo "PATH : ${PATH}"
diff --git a/configs/olimex-lpc1766stk/thttpd/setenv.sh b/configs/olimex-lpc1766stk/thttpd/setenv.sh
index 2a9ddae159f..bcf0c4dead0 100755
--- a/configs/olimex-lpc1766stk/thttpd/setenv.sh
+++ b/configs/olimex-lpc1766stk/thttpd/setenv.sh
@@ -32,16 +32,47 @@
 # POSSIBILITY OF SUCH DAMAGE.
 #
 
-if [ "$(basename $0)" = "setenv.sh" ] ; then
+if [ "$_" = "$0" ] ; then
   echo "You must source this script, not run it!" 1>&2
   exit 1
 fi
 
-if [ -z "${PATH_ORIG}" ]; then export PATH_ORIG="${PATH}"; fi
-
 WD=`pwd`
+if [ ! -x "setenv.sh" ]; then
+  echo "This script must be executed from the top-level NuttX build directory"
+  exit 1
+fi
+
+if [ -z "${PATH_ORIG}" ]; then
+  export PATH_ORIG="${PATH}"
+fi
+
+# This is the Cygwin path to the location where I installed the RIDE
+# toolchain under windows.  You will also have to edit this if you install
+# the RIDE toolchain in any other location
+#export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/Raisonance/Ride/arm-gcc/bin"
+
+# This is the Cygwin path to the location where I installed the CodeSourcery
+# toolchain under windows.  You will also have to edit this if you install
+# the CodeSourcery toolchain in any other location
+# export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/CodeSourcery/Sourcery G++ Lite/bin"
+
+# These are the Cygwin paths to the locations where I installed the Atollic
+# toolchain under windows.  You will also have to edit this if you install
+# the Atollic toolchain in any other location.  /usr/bin is added before
+# the Atollic bin path because there is are binaries named gcc.exe and g++.exe
+# at those locations as well.
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for ARM Pro 2.3.0/ARMTools/bin"
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for STMicroelectronics STM32 Lite 2.3.0/ARMTools/bin"
+
+# This is the Cygwin path to the location where I build the buildroot
+# toolchain.
+export TOOLCHAIN_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
+
+# The Olimex-lpc1766stk/tools directory
 export LPCTOOL_DIR="${WD}/configs/olimex-lpc1766stk/tools"
-export BUILDROOT_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
-export PATH="${BUILDROOT_BIN}:${LPCTOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
+
+# Add the path to the toolchain and tools directory to the PATH varialble
+export PATH="${TOOLCHAIN_BIN}:${LPCTOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
 
 echo "PATH : ${PATH}"
diff --git a/configs/olimex-lpc1766stk/usbserial/setenv.sh b/configs/olimex-lpc1766stk/usbserial/setenv.sh
index b12d65852ef..ea9fe6c67e5 100755
--- a/configs/olimex-lpc1766stk/usbserial/setenv.sh
+++ b/configs/olimex-lpc1766stk/usbserial/setenv.sh
@@ -32,16 +32,47 @@
 # POSSIBILITY OF SUCH DAMAGE.
 #
 
-if [ "$(basename $0)" = "setenv.sh" ] ; then
+if [ "$_" = "$0" ] ; then
   echo "You must source this script, not run it!" 1>&2
   exit 1
 fi
 
-if [ -z "${PATH_ORIG}" ]; then export PATH_ORIG="${PATH}"; fi
-
 WD=`pwd`
+if [ ! -x "setenv.sh" ]; then
+  echo "This script must be executed from the top-level NuttX build directory"
+  exit 1
+fi
+
+if [ -z "${PATH_ORIG}" ]; then
+  export PATH_ORIG="${PATH}"
+fi
+
+# This is the Cygwin path to the location where I installed the RIDE
+# toolchain under windows.  You will also have to edit this if you install
+# the RIDE toolchain in any other location
+#export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/Raisonance/Ride/arm-gcc/bin"
+
+# This is the Cygwin path to the location where I installed the CodeSourcery
+# toolchain under windows.  You will also have to edit this if you install
+# the CodeSourcery toolchain in any other location
+# export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/CodeSourcery/Sourcery G++ Lite/bin"
+
+# These are the Cygwin paths to the locations where I installed the Atollic
+# toolchain under windows.  You will also have to edit this if you install
+# the Atollic toolchain in any other location.  /usr/bin is added before
+# the Atollic bin path because there is are binaries named gcc.exe and g++.exe
+# at those locations as well.
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for ARM Pro 2.3.0/ARMTools/bin"
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for STMicroelectronics STM32 Lite 2.3.0/ARMTools/bin"
+
+# This is the Cygwin path to the location where I build the buildroot
+# toolchain.
+export TOOLCHAIN_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
+
+# The Olimex-lpc1766stk/tools directory
 export LPCTOOL_DIR="${WD}/configs/olimex-lpc1766stk/tools"
-export BUILDROOT_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
-export PATH="${BUILDROOT_BIN}:${LPCTOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
+
+# Add the path to the toolchain and tools directory to the PATH varialble
+export PATH="${TOOLCHAIN_BIN}:${LPCTOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
 
 echo "PATH : ${PATH}"
diff --git a/configs/olimex-lpc1766stk/usbstorage/setenv.sh b/configs/olimex-lpc1766stk/usbstorage/setenv.sh
index 58fd5d04d59..fa23269fbe0 100755
--- a/configs/olimex-lpc1766stk/usbstorage/setenv.sh
+++ b/configs/olimex-lpc1766stk/usbstorage/setenv.sh
@@ -32,16 +32,47 @@
 # POSSIBILITY OF SUCH DAMAGE.
 #
 
-if [ "$(basename $0)" = "setenv.sh" ] ; then
+if [ "$_" = "$0" ] ; then
   echo "You must source this script, not run it!" 1>&2
   exit 1
 fi
 
-if [ -z "${PATH_ORIG}" ]; then export PATH_ORIG="${PATH}"; fi
-
 WD=`pwd`
+if [ ! -x "setenv.sh" ]; then
+  echo "This script must be executed from the top-level NuttX build directory"
+  exit 1
+fi
+
+if [ -z "${PATH_ORIG}" ]; then
+  export PATH_ORIG="${PATH}"
+fi
+
+# This is the Cygwin path to the location where I installed the RIDE
+# toolchain under windows.  You will also have to edit this if you install
+# the RIDE toolchain in any other location
+#export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/Raisonance/Ride/arm-gcc/bin"
+
+# This is the Cygwin path to the location where I installed the CodeSourcery
+# toolchain under windows.  You will also have to edit this if you install
+# the CodeSourcery toolchain in any other location
+# export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/CodeSourcery/Sourcery G++ Lite/bin"
+
+# These are the Cygwin paths to the locations where I installed the Atollic
+# toolchain under windows.  You will also have to edit this if you install
+# the Atollic toolchain in any other location.  /usr/bin is added before
+# the Atollic bin path because there is are binaries named gcc.exe and g++.exe
+# at those locations as well.
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for ARM Pro 2.3.0/ARMTools/bin"
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for STMicroelectronics STM32 Lite 2.3.0/ARMTools/bin"
+
+# This is the Cygwin path to the location where I build the buildroot
+# toolchain.
+export TOOLCHAIN_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
+
+# The Olimex-lpc1766stk/tools directory
 export LPCTOOL_DIR="${WD}/configs/olimex-lpc1766stk/tools"
-export BUILDROOT_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
-export PATH="${BUILDROOT_BIN}:${LPCTOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
+
+# Add the path to the toolchain and tools directory to the PATH varialble
+export PATH="${TOOLCHAIN_BIN}:${LPCTOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
 
 echo "PATH : ${PATH}"
diff --git a/configs/olimex-lpc1766stk/wlan/setenv.sh b/configs/olimex-lpc1766stk/wlan/setenv.sh
index 6e6c79ab2e5..b7ada2bc257 100755
--- a/configs/olimex-lpc1766stk/wlan/setenv.sh
+++ b/configs/olimex-lpc1766stk/wlan/setenv.sh
@@ -32,16 +32,47 @@
 # POSSIBILITY OF SUCH DAMAGE.
 #
 
-if [ "$(basename $0)" = "setenv.sh" ] ; then
+if [ "$_" = "$0" ] ; then
   echo "You must source this script, not run it!" 1>&2
   exit 1
 fi
 
-if [ -z "${PATH_ORIG}" ]; then export PATH_ORIG="${PATH}"; fi
-
 WD=`pwd`
+if [ ! -x "setenv.sh" ]; then
+  echo "This script must be executed from the top-level NuttX build directory"
+  exit 1
+fi
+
+if [ -z "${PATH_ORIG}" ]; then
+  export PATH_ORIG="${PATH}"
+fi
+
+# This is the Cygwin path to the location where I installed the RIDE
+# toolchain under windows.  You will also have to edit this if you install
+# the RIDE toolchain in any other location
+#export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/Raisonance/Ride/arm-gcc/bin"
+
+# This is the Cygwin path to the location where I installed the CodeSourcery
+# toolchain under windows.  You will also have to edit this if you install
+# the CodeSourcery toolchain in any other location
+# export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/CodeSourcery/Sourcery G++ Lite/bin"
+
+# These are the Cygwin paths to the locations where I installed the Atollic
+# toolchain under windows.  You will also have to edit this if you install
+# the Atollic toolchain in any other location.  /usr/bin is added before
+# the Atollic bin path because there is are binaries named gcc.exe and g++.exe
+# at those locations as well.
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for ARM Pro 2.3.0/ARMTools/bin"
+#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for STMicroelectronics STM32 Lite 2.3.0/ARMTools/bin"
+
+# This is the Cygwin path to the location where I build the buildroot
+# toolchain.
+export TOOLCHAIN_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
+
+# The Olimex-lpc1766stk/tools directory
 export LPCTOOL_DIR="${WD}/configs/olimex-lpc1766stk/tools"
-export BUILDROOT_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin"
-export PATH="${BUILDROOT_BIN}:${LPCTOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
+
+# Add the path to the toolchain and tools directory to the PATH varialble
+export PATH="${TOOLCHAIN_BIN}:${LPCTOOL_DIR}:/sbin:/usr/sbin:${PATH_ORIG}"
 
 echo "PATH : ${PATH}"