diff --git a/CHANGELOG b/CHANGELOG
index d4d965b..6a8146f 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,7 @@
+0.6:
+- added: NetBSD support
+- added: dependencies installer script (Don Bright)
+
 0.5:
 - fixed: help clang to find its own intrinsic headers (this issue appears to be fixed in clang 3.4+)
 - changed: attempt to make the toolchain less path dependent
@@ -8,7 +12,7 @@
 
 0.4:
 - added: gcc support
-- added: a workaround for buggish unistd.h headers, no more need to edit /usr/include/unistd.h
+- added: a workaround for buggy unistd.h headers
 
 0.3:
 - added: SDK download links to README
diff --git a/README.md b/README.md
index 88802ba..85aceeb 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,8 @@
-## OS X Cross toolchain for Linux and FreeBSD ##
+## OS X Cross toolchain for Linux, FreeBSD and NetBSD ##
 
 ### WHAT IS THE GOAL OF OSXCROSS? ###
 
-The goal of OSXCross is to provide a well working OS X cross toolchain for Linux and FreeBSD.
+The goal of OSXCross is to provide a well working OS X cross toolchain for Linux, FreeBSD and NetBSD.
 
 ### HOW DOES IT WORK? ###
 
@@ -16,7 +16,7 @@ If you want, then you can build an up-to-date vanilla GCC as well.
 ### WHAT IS NOT WORKING (YET)? ###
 
 * GCC itself [doesn't build with GCC](https://github.com/tpoechtrager/osxcross/commit/12f5dcdde4bc1000180d25ffda229f0a13cf723d),
-      but builds fine when clang is used to build GCC.
+  but builds fine when clang is used to build GCC.
 
 ### WHAT CAN I BUILD WITH IT? ###
 
@@ -28,13 +28,14 @@ Download the SDK version (links below) you want to the tarball/ (important!) dir
 
 Then ensure you have the following installed on your Linux/FreeBSD box:
 
-`Clang 3.2+`, `llvm-devel`, `automake`, `autogen`, `libtool`,  
+`Clang 3.2+`, `llvm-devel`, `automake`, `autogen`, `libtool`, `patch`,  
 `libxml2-devel` (<=10.5 only), `uuid-devel`, `openssl-devel` and the `bash shell`.
 
-Hint 1: You can run 'sudo tools/get_dependencies.sh' to get these automatically.
+Hint 1: You can run 'sudo tools/get_dependencies.sh' to get these automatically.  
 Hint 2: On Ubuntu 12.04 LTS you can use [llvm.org/apt](http://llvm.org/apt) to get a newer version of clang.
 
-Then run `./build.sh` to build the cross toolchain (it will search 'tarballs' for your downloaded SDK and then build in its own directory).
+Then run `./build.sh` to build the cross toolchain.  
+(It will search 'tarballs' for your downloaded SDK and then build in its own directory.)
 
 **Don't forget** to add the printed `` `<path>/osxcross-env` `` to your `~/.profile` or `~/.bashrc`.  
 Then either run `source ~/.profile` or restart your shell session.
diff --git a/build.sh b/build.sh
index 8f81583..31c3542 100755
--- a/build.sh
+++ b/build.sh
@@ -5,7 +5,7 @@ pushd "${0%/*}" &>/dev/null
 source tools/tools.sh
 
 # find sdk version to use
-guess_sdk_version()
+function guess_sdk_version()
 {
     tmp1=
     tmp2=
@@ -13,7 +13,7 @@ guess_sdk_version()
     file=
     sdk=
     guess_sdk_version_result=
-    sdkcount=`find tarballs/ | grep MacOSX | wc -l`
+    sdkcount=`find tarballs/ -type f | grep MacOSX | wc -l`
     if [ $sdkcount -eq 0 ]; then
         echo no SDK found in 'tarballs/'. please see README.md
         exit 1
@@ -22,14 +22,14 @@ guess_sdk_version()
         for sdk in $sdks; do echo $sdk; done
         echo 'more than one MacOSX SDK tarball found. please set'
         echo 'SDK_VERSION environment variable for the one you want'
-        echo '(for example: run SDK_VERSION=10.x build.sh )'
+        echo '(for example: SDK_VERSION=10.x [OSX_VERSION_MIN=10.x] ./build.sh)'
         exit 1
     else
         sdk=`find tarballs/ | grep MacOSX`
         tmp2=`echo $sdk | sed s/[^0-9.]//g`
         tmp3=`echo $tmp2 | sed s/\\\.*$//g`
         guess_sdk_version_result=$tmp3
-        echo 'found SDK version' $guess_sdk_version_result 'at tarballs/'$sdk
+        echo 'found SDK version' $guess_sdk_version_result 'at tarballs/'`basename $sdk`
     fi
     if [ $guess_sdk_version_result ]; then
         if [ $guess_sdk_version_result = 10.4 ]; then
@@ -40,7 +40,7 @@ guess_sdk_version()
 }
 
 # make sure there is actually a file with the given SDK_VERSION
-verify_sdk_version()
+function verify_sdk_version()
 {
     sdkv=$1
     for file in tarballs/*; do
@@ -56,7 +56,8 @@ verify_sdk_version()
 }
 
 if [ $SDK_VERSION ]; then
-    echo 'SDK VERSION set in environment variable: ' $SDK_VERSION
+    echo 'SDK VERSION set in environment variable:' $SDK_VERSION
+    test $SDK_VERSION = 10.4 && SDK_VERSION=10.4u
 else
     guess_sdk_version
     SDK_VERSION=$guess_sdk_version_result
@@ -66,14 +67,20 @@ verify_sdk_version $SDK_VERSION
 # Minimum targeted OS X version
 # Must be <= SDK_VERSION
 # You can comment this variable out,
-# if you want to use the compilers default value
-OSX_VERSION_MIN=10.5
+# if you want to use the compiler's default value
+if [ -z "$OSX_VERSION_MIN" ]; then
+    if [ $SDK_VERSION = 10.4u ]; then
+        OSX_VERSION_MIN=10.4
+    else
+        OSX_VERSION_MIN=10.5
+    fi
+fi
 
 # ld version
 LINKER_VERSION=134.9
 
 # Don't change this
-OSXCROSS_VERSION=0.5
+OSXCROSS_VERSION=0.6
 
 TARBALL_DIR=$BASE_DIR/tarballs
 BUILD_DIR=$BASE_DIR/build
@@ -114,11 +121,9 @@ mkdir -p $BUILD_DIR
 mkdir -p $TARGET_DIR
 mkdir -p $SDK_DIR
 
-set +e
 require $CC
 require $CXX
 require clang
-require make
 require sed
 require patch
 require gunzip
@@ -126,7 +131,6 @@ require cpio
 require autogen
 require automake
 require libtool
-set -e
 
 CLANG_TARGET_OPTION=`./oclang/check_target_option.sh`
 
@@ -150,26 +154,31 @@ CCTOOLS_REVHASH=`ls $TARBALL_DIR/cctools*.tar.* | \
                  tr '_' ' ' | tr '.' ' ' | \
                  awk '{print $3}'`
 
+# CCTOOLS
 if [ ! -f "have_cctools_${CCTOOLS_REVHASH}_$TARGET" ]; then
 
 rm -rf cctools*
 rm -rf xar*
 rm -rf bc*
 
-xz -cd $TARBALL_DIR/cctools*.tar.xz | tar xvf -
+extract $TARBALL_DIR/cctools*.tar.xz 1 1 1
 
 pushd cctools*/cctools &>/dev/null
+pushd .. &>/dev/null
+patch -p0 -l < $PATCH_DIR/cctools-63f6742.patch
+popd &>/dev/null
 patch -p0 < $PATCH_DIR/cctools-ld64-1.patch
 patch -p0 < $PATCH_DIR/cctools-ld64-2.patch
 patch -p0 < $PATCH_DIR/cctools-ld64-3.patch
+echo ""
 ./autogen.sh
 echo ""
 echo "if you see automake warnings, ignore them"
 echo "automake 1.14+ is supposed to print a lot of warnings"
 echo ""
 ./configure --prefix=$TARGET_DIR --target=x86_64-apple-$TARGET
-make -j$JOBS
-make install -j$JOBS
+$MAKE -j$JOBS
+$MAKE install -j$JOBS
 popd &>/dev/null
 
 pushd $TARGET_DIR/bin &>/dev/null
@@ -181,48 +190,56 @@ for CCTOOL in ${CCTOOLS[@]}; do
 done
 popd &>/dev/null
 
-fi # have cctools
-
+fi
+# CCTOOLS END
 
+# BC
 set +e
 which bc &>/dev/null
 NEED_BC=$?
 set -e
 
-
 if [ $NEED_BC -ne 0 ]; then
 
-tar xfv $TARBALL_DIR/bc*.tar.bz2
+extract $TARBALL_DIR/bc*.tar.bz2 2
 
 pushd bc* &>/dev/null
 CFLAGS="-w" ./configure --prefix=$TARGET_DIR --without-flex
-make -j$JOBS
-make install -j$JOBS
+$MAKE -j$JOBS
+$MAKE install -j$JOBS
 popd &>/dev/null
 
-fi # NEED BC
+fi
+# BC END
 
+SDK=`ls $TARBALL_DIR/MacOSX$SDK_VERSION*`
 
-if [ ! -f "have_xar_$TARGET" ]; then
-if [ -n "$FORCE_XAR_BUILD" ] || [ `echo "$SDK_VERSION<=10.5" | bc -l` -eq 1 ]; then
+# XAR
+if [[ $SDK == *.pkg ]]; then
 
-tar xzfv $TARBALL_DIR/xar*.tar.gz
+set +e
+which xar &>/dev/null
+NEED_XAR=$?
+set -e
+
+if [ $NEED_XAR -ne 0 ]; then
+
+extract $TARBALL_DIR/xar*.tar.gz 2
 
 pushd xar* &>/dev/null
-set +e
-sed -i 's/-Wall/-w/g' configure
-set -e
-./configure --prefix=$TARGET_DIR
-make -j$JOBS
-make install -j$JOBS
+test "`uname -s`" = "NetBSD" && patch -p0 -l < $PATCH_DIR/xar-netbsd.patch
+CFLAGS+=" -w" ./configure --prefix=$TARGET_DIR
+$MAKE -j$JOBS
+$MAKE install -j$JOBS
 popd &>/dev/null
 
-fi # SDK <= 10.5
-fi # have xar
+fi
+fi
+# XAR END
 
 if [ ! -f "have_cctools_$TARGET" ]; then
 
-function check_cctools
+function check_cctools()
 {
     [ -f "/$TARGET_DIR/bin/$1-apple-$TARGET-lipo" ] || exit 1
     [ -f "/$TARGET_DIR/bin/$1-apple-$TARGET-ld" ] || exit 1
@@ -237,6 +254,8 @@ check_cctools x86_64
 
 touch "have_cctools_${CCTOOLS_REVHASH}_$TARGET"
 
+echo ""
+
 fi # HAVE_CCTOOLS
 
 set +e
@@ -255,24 +274,7 @@ do
 done
 set -e
 
-SDK=`ls $TARBALL_DIR/MacOSX$SDK_VERSION*`
-SDK_FILENAME=`basename $SDK`
-
-echo "extracting $SDK_FILENAME ..."
-
-case $SDK in
-    *.pkg)
-        which xar &>/dev/null || { echo "please build with: FORCE_XAR_BUILD=1 ./build.sh" && exit 1; }
-        xar -xf $SDK
-        cat Payload | gunzip -dc | cpio -i 2>/dev/null
-        ;;
-    *.tar.xz)
-        xz -cd $SDK | tar xvf -
-        ;;
-    *.tar.gz)
-        gunzip -dc $SDK | tar xvf -
-        ;;
-esac
+extract $SDK 1 1
 
 rm -rf $SDK_DIR/MacOSX$SDK_VERSION* 2>/dev/null
 mv -f SDKs/*$SDK_VERSION* $SDK_DIR
@@ -363,12 +365,24 @@ export LD_LIBRARY_PATH="$LD_LIBRARY_PATH:`cat $BUILD_DIR/cctools*/cctools/tmp/ld
 
 echo ""
 
-if [ `echo "$SDK_VERSION>=10.9" | bc -l` -eq 1 ] && ( [ $OSX_VERSION_MIN == "default" ] ||
+if [ -n $OSX_VERSION_MIN ]; then
+if [ `echo "${SDK_VERSION/u/}<$OSX_VERSION_MIN" | bc -l` -eq 1 ]; then
+    echo "OSX_VERSION_MIN must be <= SDK_VERSION"
+    trap "" EXIT
+    exit 1
+elif [ `echo "$OSX_VERSION_MIN<10.4" | bc -l` -eq 1  ]; then
+    echo "OSX_VERSION_MIN must be >= 10.4"
+    trap "" EXIT
+    exit 1
+fi
+
+if [ `echo "${SDK_VERSION/u/}>=10.9" | bc -l` -eq 1 ] && ( [ $OSX_VERSION_MIN == "default" ] ||
    [ `echo "$OSX_VERSION_MIN>=10.9" | bc -l` -eq 1 ] );
 then
     export SCRIPT=`basename $0`
     ./build_libcxx.sh || exit 0
 fi
+fi # OSX_VERSION_MIN set
 
 test_compiler o32-clang $BASE_DIR/oclang/test.c
 test_compiler o64-clang $BASE_DIR/oclang/test.c
diff --git a/build_gcc.sh b/build_gcc.sh
index 17900c8..4b7e3b5 100755
--- a/build_gcc.sh
+++ b/build_gcc.sh
@@ -2,7 +2,7 @@
 
 pushd "${0%/*}" &>/dev/null
 
-export LIBRARY_PATH=""
+unset LIBRARY_PATH
 
 DESC=gcc
 source tools/tools.sh
@@ -16,9 +16,7 @@ GCC_VERSION=4.8.2
 # GCC mirror
 GCC_MIRROR="ftp://ftp.gwdg.de/pub/misc/gcc/releases"
 
-set +e
 require wget
-set -e
 
 pushd $OSXCROSS_BUILD_DIR &>/dev/null
 
@@ -38,8 +36,8 @@ popd &>/dev/null
 echo "cleaning up ..."
 rm -rf gcc* 2>/dev/null
 
-echo "extracting gcc ..."
-tar xf "$OSXCROSS_TARBALL_DIR/gcc-$GCC_VERSION.tar.bz2"
+extract "$OSXCROSS_TARBALL_DIR/gcc-$GCC_VERSION.tar.bz2" 1
+echo ""
 
 pushd gcc*$GCC_VERSION* &>/dev/null
 
@@ -49,18 +47,12 @@ rm -f $OSXCROSS_TARGET_DIR/bin/*-g++*
 mkdir -p build
 pushd build &>/dev/null
 
-if [ "`uname -s`" == "FreeBSD" ]; then
-    export CPATH="/usr/local/include"
-    export LDFLAGS="-L/usr/local/lib $LDFLAGS"
-    MAKE=gmake
-    IS_FREEBSD=1
-else
-    MAKE=make
-    IS_FREEBSD=0
+if [[ "`uname -s`" == *BSD ]]; then
+    export CPATH="/usr/local/include:/usr/pkg/include:$CPATH"
+    export LDFLAGS="-L/usr/local/lib -L/usr/pkg/lib $LDFLAGS"
+    export LD_LIBRARY_PATH="/usr/local/lib:/usr/pkg/lib:$LD_LIBRARY_PATH"
 fi
 
-require $MAKE
-
 ../configure \
     --target=x86_64-apple-$OSXCROSS_TARGET \
     --with-ld=$OSXCROSS_TARGET_DIR/bin/x86_64-apple-$OSXCROSS_TARGET-ld \
diff --git a/build_libcxx.sh b/build_libcxx.sh
index 69aee32..94fe25c 100755
--- a/build_libcxx.sh
+++ b/build_libcxx.sh
@@ -13,10 +13,8 @@ fi
 # libc++ version to build
 LIBCXX_VERSION=3.4
 
-set +e
 require wget
 require cmake
-set -e
 
 pushd $OSXCROSS_BUILD_DIR &>/dev/null
 
@@ -33,7 +31,7 @@ pushd $OSXCROSS_TARBALL_DIR &>/dev/null
 wget -c "http://llvm.org/releases/${LIBCXX_VERSION}/libcxx-${LIBCXX_VERSION}.src.tar.gz"
 popd &>/dev/null
 
-tar xzfv "$OSXCROSS_TARBALL_DIR/libcxx-${LIBCXX_VERSION}.src.tar.gz"
+extract "$OSXCROSS_TARBALL_DIR/libcxx-${LIBCXX_VERSION}.src.tar.gz"
 pushd libcxx-${LIBCXX_VERSION}* &>/dev/null
 rm -rf build
 mkdir build
@@ -94,7 +92,7 @@ fi # have libcxx
 
 popd &>/dev/null # build dir
 
-function test_compiler_clang
+function test_compiler_clang()
 {
     echo -ne "testing $2 -stdlib=libc++ ... "
     $1 $3 -O2 -stdlib=libc++ -std=c++11 -Wall -o test
@@ -102,7 +100,7 @@ function test_compiler_clang
     echo "ok"
 }
 
-function test_compiler_gcc
+function test_compiler_gcc()
 {
     echo -ne "testing $2 ... "
     $1 $3 -O2 -std=c++0x -Wall -o test
diff --git a/ogcc/ogcc b/ogcc/ogcc
index cef8359..482a92c 100755
--- a/ogcc/ogcc
+++ b/ogcc/ogcc
@@ -84,6 +84,7 @@ else
 fi
 
 export COMPILER_PATH="$OSXCROSS_CCTOOLS_PATH:$COMPILER_PATH"
+export LD_LIBRARY_PATH="/usr/local/lib:/usr/pkg/lib:$LD_LIBRARY_PATH"
 
 $COMPILER $OSX_VERSION_MIN_OPT $OSXCROSS_OPT_ARGS ${1+"$@"}
 
diff --git a/patches/cctools-63f6742.patch b/patches/cctools-63f6742.patch
new file mode 100644
index 0000000..3836409
--- /dev/null
+++ b/patches/cctools-63f6742.patch
@@ -0,0 +1,289 @@
+commit 63f674235b363b7d762d075b4f1eddc09d10686b
+Author: Thomas Pöchtrager <t.poechtrager@gmail.com>
+Date:   Mon Mar 24 21:16:34 2014 +0100
+
+    support NetBSD
+
+diff --git cctools/ar/contents.c cctools/ar/contents.c
+index b5bf05d..9df1a33 100644
+--- cctools/ar/contents.c
++++ cctools/ar/contents.c
+@@ -81,7 +81,9 @@ static char rcsid[] = "$OpenBSD: contents.c,v 1.2 1996/06/26 05:31:19 deraadt Ex
+ #include "archive.h"
+ #include "extern.h"
+ 
++#ifndef HAVE_STRMODE
+ extern void strmode(int mode, char *p);
++#endif
+ 
+ /*
+  * contents --
+diff --git cctools/configure.ac cctools/configure.ac
+index 31f075b..17c0d09 100644
+--- cctools/configure.ac
++++ cctools/configure.ac
+@@ -10,11 +10,10 @@ AC_ARG_PROGRAM
+ CC=clang
+ CXX=clang++
+ 
+-CFLAGS="$CFLAGS `cat tmp/cflags 2>/dev/null` -O3"
+-CXXFLAGS="$CXXFLAGS `cat tmp/cxxflags 2>/dev/null` -O3"
++CFLAGS="$CFLAGS `cat tmp/cflags 2>/dev/null` -isystem /usr/local/include -isystem /usr/pkg/include -O3"
++CXXFLAGS="$CXXFLAGS `cat tmp/cxxflags 2>/dev/null` -isystem /usr/local/include -isystem /usr/pkg/include -O3"
+ LDFLAGS="$LDFLAGS -L/usr/local/lib `cat tmp/ldflags 2>/dev/null`"
+ export LD_LIBRARY_PATH="`cat tmp/ldpath 2>/dev/null`"
+-export C_INCLUDE_PATH="$C_INCLUDE_PATH:/usr/local/include"
+ 
+ CPP="clang -E"
+ 
+@@ -225,6 +224,17 @@ AC_COMPILE_IFELSE(
+ )
+ CFLAGS=$ORIGCFLAGS
+ 
++ORIGCFLAGS=$CFLAGS
++CFLAGS="$CFLAGS -Wno-char-subscripts"
++AC_MSG_CHECKING([if -Wno-char-subscripts is supported])
++AC_COMPILE_IFELSE(
++   [AC_LANG_SOURCE([[const char hw[] = "Hello, World\n";]])],
++   [WARNINGS="$WARNINGS -Wno-char-subscripts"
++    AC_MSG_RESULT([yes])],
++   [AC_MSG_RESULT([no])]  
++)  
++CFLAGS=$ORIGCFLAGS
++
+ AC_SUBST([WARNINGS], [$WARNINGS])
+ 
+ 
+@@ -251,6 +261,8 @@ AC_SUBST(CRYPT_LIBS)
+ AC_C_BIGENDIAN([AC_SUBST([ENDIAN_FLAG],[-D__BIG_ENDIAN__=1])],
+            [AC_SUBST([ENDIAN_FLAG],[-D__LITTLE_ENDIAN__=1])])
+ 
++AC_CHECK_FUNCS([strmode])
++
+ AC_CONFIG_FILES([Makefile libstuff/Makefile])
+ AC_CONFIG_FILES([ar/Makefile])
+ AC_CONFIG_FILES([as/Makefile])
+diff --git cctools/include/foreign/i386/endian.h cctools/include/foreign/i386/endian.h
+index 2dbebcb..2fbd938 100644
+--- cctools/include/foreign/i386/endian.h
++++ cctools/include/foreign/i386/endian.h
+@@ -96,9 +96,9 @@
+ 
+ #define    BYTE_ORDER  __DARWIN_BYTE_ORDER
+ 
+-#ifndef __FreeBSD__
++#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
+ #include <sys/_endian.h>
+-#endif /* !__FreeBSD__ */
++#endif /* __FreeBSD__ || __NetBSD__ || __OpenBSD__ */
+ 
+ #endif /* defined(KERNEL) || (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)) */
+ #endif /* !_I386__ENDIAN_H_ */
+diff --git cctools/include/foreign/i386/signal.h cctools/include/foreign/i386/signal.h
+index d729a28..5ddde95 100644
+--- cctools/include/foreign/i386/signal.h
++++ cctools/include/foreign/i386/signal.h
+@@ -40,9 +40,9 @@ typedef int sig_atomic_t;
+ 
+ #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
+ 
+-#ifndef __FreeBSD__
++#if !defined(__FreeBSD__) && !defined(__NetBSD__) && !defined(__OpenBSD__)
+ #include <sys/appleapiopts.h>
+-#endif /* __FreeBSD__ */
++#endif /* !__FreeBSD__ && !__NetBSD__ && !__OpenBSD__ */
+ 
+ #ifdef __APPLE_API_OBSOLETE
+ 
+diff --git cctools/include/foreign/i386/types.h cctools/include/foreign/i386/types.h
+index 80e9e80..13d95ec 100644
+--- cctools/include/foreign/i386/types.h
++++ cctools/include/foreign/i386/types.h
+@@ -67,6 +67,9 @@
+ #define    _MACHTYPES_H_
+ 
+ #ifndef __ASSEMBLER__
++#if defined(__NetBSD__) || defined(__OpenBSD__)
++#include_next <machine/types.h> /* __cpu_simple_lock_t */
++#endif /* __NetBSD__ || __OpenBSD__ */
+ #include <i386/_types.h>
+ #include <sys/cdefs.h>
+ /*
+@@ -90,9 +93,17 @@ typedef  int         int32_t;
+ typedef    unsigned int        u_int32_t;
+ #ifndef _INT64_T
+ #define _INT64_T
++#if !defined(__NetBSD__) && !defined(__OpenBSD__)
+ typedef    long long       int64_t;
++#else
++typedef long            int64_t;
++#endif /* ! __NetBSD__ && !__OpenBSD__  */
+ #endif
++#if !defined(__NetBSD__) && !defined(__OpenBSD__)
+ typedef    unsigned long long  u_int64_t;
++#else
++typedef unsigned long       u_int64_t;
++#endif /* ! __NetBSD__ && !__OpenBSD__  */
+ 
+ #if __LP64__
+ typedef int64_t            register_t;
+diff --git cctools/include/foreign/mach/vm_inherit.h cctools/include/foreign/mach/vm_inherit.h
+index d6440e4..27cf97b 100644
+--- cctools/include/foreign/mach/vm_inherit.h
++++ cctools/include/foreign/mach/vm_inherit.h
+@@ -72,7 +72,11 @@
+  * vm_inherit_t    inheritance codes.
+  */
+ 
+-typedef unsigned int       vm_inherit_t;   /* might want to change this */
++#if defined(__NetBSD__) || defined(__OpenBSD__)
++typedef  int                vm_inherit_t;   /* might want to change this */
++#else
++typedef unsigned int        vm_inherit_t;   /* might want to change this */
++#endif /* __NetBSD__ || __OpenBSD__ */
+ 
+ /*
+  * Enumeration of valid values for vm_inherit_t.
+diff --git cctools/include/foreign/mach/vm_prot.h cctools/include/foreign/mach/vm_prot.h
+index 6fe17d4..e5c8c12 100644
+--- cctools/include/foreign/mach/vm_prot.h
++++ cctools/include/foreign/mach/vm_prot.h
+@@ -88,6 +88,7 @@ typedef int       vm_prot_t;
+  * The default protection for newly-created virtual memory
+  */
+ 
++#undef VM_PROT_DEFAULT
+ #define VM_PROT_DEFAULT    (VM_PROT_READ|VM_PROT_WRITE)
+ 
+ /*
+diff --git cctools/include/foreign/machine/_limits.h cctools/include/foreign/machine/_limits.h
+index ef021a2..61ceec2 100644
+--- cctools/include/foreign/machine/_limits.h
++++ cctools/include/foreign/machine/_limits.h
+@@ -25,7 +25,7 @@
+  * 
+  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
+  */
+-#ifdef __FreeBSD__
++#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
+ #include_next <machine/_limits.h>
+ #else
+ #ifndef _BSD_MACHINE__LIMITS_H_
+@@ -42,4 +42,4 @@
+ #endif
+ 
+ #endif /* _BSD_MACHINE__LIMITS_H_ */
+-#endif /* __FreeBSD__ */
++#endif /* __FreeBSD__ || __NetBSD__ || __OpenBSD__ */
+diff --git cctools/include/foreign/machine/_types.h cctools/include/foreign/machine/_types.h
+index d1b89b4..789a323 100644
+--- cctools/include/foreign/machine/_types.h
++++ cctools/include/foreign/machine/_types.h
+@@ -25,7 +25,7 @@
+  * 
+  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
+  */
+-#ifdef __FreeBSD__
++#if defined(__FreeBSD__)
+ #include_next <machine/_types.h>
+ #else
+ #ifndef _BSD_MACHINE__TYPES_H_
+diff --git cctools/include/foreign/machine/endian.h cctools/include/foreign/machine/endian.h
+index 9fd936a..2341cdd 100644
+--- cctools/include/foreign/machine/endian.h
++++ cctools/include/foreign/machine/endian.h
+@@ -28,7 +28,7 @@
+ /*
+  * Copyright 1995 NeXT Computer, Inc. All rights reserved.
+  */
+-#ifdef __FreeBSD__
++#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
+ #include_next <machine/endian.h>
+ #else
+ #ifndef _BSD_MACHINE_ENDIAN_H_
+@@ -45,4 +45,4 @@
+ #endif
+ 
+ #endif /* _BSD_MACHINE_ENDIAN_H_ */
+-#endif /* __FreeBSD__ */
++#endif /* __FreeBSD__ || __NetBSD__ || __OpenBSD__ */
+diff --git cctools/ld64/src/3rd/helper.c cctools/ld64/src/3rd/helper.c
+index b75c215..d387c54 100644
+--- cctools/ld64/src/3rd/helper.c
++++ cctools/ld64/src/3rd/helper.c
+@@ -14,7 +14,7 @@
+ #include <sys/time.h>
+ #include <assert.h>
+  
+-#ifdef __FreeBSD__
++#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
+ #include <sys/sysctl.h>
+ #endif
+ 
+@@ -27,6 +27,8 @@ void __assert_rtn(const char *func, const char *file, int line, const char *msg)
+ {
+ #ifdef __FreeBSD__
+     __assert(msg, file, line, func);
++#elif defined(__NetBSD__) || defined(__OpenBSD__)
++    __assert(msg, line, file);
+ #else
+     __assert(msg, file, line);
+ #endif /* __FreeBSD__ */
+diff --git cctools/ld64/src/ld/ld.cpp cctools/ld64/src/ld/ld.cpp
+index ee337a0..45b7f95 100644
+--- cctools/ld64/src/ld/ld.cpp
++++ cctools/ld64/src/ld/ld.cpp
+@@ -37,9 +37,9 @@
+ #include <errno.h>
+ #include <limits.h>
+ #include <unistd.h>
+-#ifndef __FreeBSD__
++#if !defined(__FreeBSD__) && !defined(__NetBSD__) && !defined(__OpenBSD__)
+ #include <execinfo.h>
+-#endif /* __FreeBSD__ */
++#endif /* !__FreeBSD__ && !__NetBSD__ && !__OpenBSD__ */
+ #include <mach/mach_time.h>
+ #include <mach/vm_statistics.h>
+ #include <mach/mach_init.h>
+@@ -757,7 +757,7 @@ int main(int argc, const char* argv[])
+ // implement assert() function to print out a backtrace before aborting
+ void __assert_rtn(const char* func, const char* file, int line, const char* failedexpr)
+ {
+-#ifndef __FreeBSD__
++#if !defined(__FreeBSD__) && !defined(__NetBSD__) && !defined(__OpenBSD__)
+     Snapshot *snapshot = Snapshot::globalSnapshot;
+     
+     snapshot->setSnapshotMode(Snapshot::SNAPSHOT_DEBUG);
+@@ -783,7 +783,7 @@ void __assert_rtn(const char* func, const char* file, int line, const char* fail
+        snapshot->recordAssertionMessage("%d  %p  %s + %ld\n", i, callStack[i], symboName, offset);
+    }
+     fprintf(stderr, "A linker snapshot was created at:\n\t%s\n", snapshot->rootDir());
+-#endif /* __FreeBSD__ */
++#endif /* !__FreeBSD__ && !__NetBSD__ && !__OpenBSD__ */
+    fprintf(stderr, "ld: Assertion failed: (%s), function %s, file %s, line %d.\n", failedexpr, func, file, line);
+    exit(1);
+ }
+diff --git cctools/libstuff/dylib_roots.c cctools/libstuff/dylib_roots.c
+index eb661b0..74b6519 100644
+--- cctools/libstuff/dylib_roots.c
++++ cctools/libstuff/dylib_roots.c
+@@ -32,6 +32,7 @@
+ #include <fts.h>
+ #endif
+ #include <sys/errno.h>
++#include <errno.h>
+ #include "stuff/bool.h"
+ #include "stuff/SymLoc.h"
+ #include "stuff/ofile.h"
+diff --git tools/find_lto_header.sh tools/find_lto_header.sh
+index 665683d..6ce5979 100755
+--- tools/find_lto_header.sh
++++ tools/find_lto_header.sh
+@@ -26,6 +26,7 @@ try "-3.2"
+ try "-3.3"
+ try "-3.4"
+ try "-3.5"
++try "-devel"
+ 
+ try "32"
+ try "33"
diff --git a/patches/xar-netbsd.patch b/patches/xar-netbsd.patch
new file mode 100644
index 0000000..b17c27f
--- /dev/null
+++ b/patches/xar-netbsd.patch
@@ -0,0 +1,92 @@
+--- lib/linuxattr.c
++++ lib/linuxattr.c
+@@ -52,9 +52,7 @@
+ #include <sys/param.h>
+ #endif
+ 
+-#ifdef HAVE_SYS_STATFS_H  /* Nonexistant future OS needs this */
+-#include <sys/statfs.h>
+-#endif
++#include <sys/statvfs.h>
+ 
+ #ifdef HAVE_SYS_MOUNT_H
+ #include <sys/mount.h>
+@@ -138,7 +136,7 @@
+ #if defined(HAVE_SYS_XATTR_H) && defined(HAVE_LGETXATTR) && !defined(__APPLE__)
+ 	char *i, *buf = NULL;
+ 	int ret, retval=0, bufsz = 1024;
+-	struct statfs sfs;
++	struct statvfs sfs;
+ 	char *fsname = NULL;
+ 	struct _linuxattr_context context;
+ 	
+@@ -165,8 +163,9 @@
+ 	if( ret == 0 ) goto BAIL;
+ 
+ 	memset(&sfs, 0, sizeof(sfs));
+-	statfs(file, &sfs);
++	statvfs(file, &sfs);
+ 
++#if 0
+ 	switch(sfs.f_type) {
+ 	case EXT3_SUPER_MAGIC: fsname = "ext3"; break; /* assume ext3 */
+ 	case JFS_SUPER_MAGIC:  fsname = "jfs" ; break;
+@@ -174,6 +173,15 @@
+ 	case XFS_SUPER_MAGIC:  fsname = "xfs" ; break;
+ 	default: retval=0; goto BAIL;
+ 	};
++#endif
++
++    fsname = sfs.f_fstypename;
++
++    if(strcmp(fsname, "ext3") && strcmp(fsname, "jfs") &&
++       strcmp(fsname, "reiser") && strcmp(fsname, "xfs")) {
++        retval=0;
++        goto BAIL;
++    }
+ 
+ 	for( i=buf; (i-buf) < ret; i += strlen(i)+1 ) {
+ 		xar_ea_t e;
+@@ -202,7 +210,7 @@
+ {
+ #if defined HAVE_SYS_XATTR_H && defined(HAVE_LSETXATTR) && !defined(__APPLE__)
+ 	const char *fsname = "bogus";
+-	struct statfs sfs;
++	struct statvfs sfs;
+ 	int eaopt = 0;
+ 	struct _linuxattr_context context;
+ 	xar_prop_t p;
+@@ -217,19 +225,31 @@
+ 	/* Check for EA extraction behavior */
+ 
+ 	memset(&sfs, 0, sizeof(sfs));
+-	if( statfs(file, &sfs) != 0 ) {
++	if( statvfs(file, &sfs) != 0 ) {
+ 		char *tmp, *bname;
+ 		tmp = strdup(file);
+ 		bname = dirname(tmp);
+-		statfs(bname, &sfs);
++		statvfs(bname, &sfs);
+ 		free(tmp);
+ 	}
++#if 0
+ 	switch(sfs.f_type) {
+ 	case EXT3_SUPER_MAGIC: fsname = "ext3"; break; /* assume ext3 */
+ 	case JFS_SUPER_MAGIC:  fsname = "jfs" ; break;
+ 	case REISERFS_SUPER_MAGIC:fsname = "reiser" ; break;
+ 	case XFS_SUPER_MAGIC:  fsname = "xfs" ; break;
+ 	};
++#endif
++
++    {
++        const char *pp = fsname;
++        fsname = sfs.f_fstypename;
++    
++        if(strcmp(fsname, "ext3") && strcmp(fsname, "jfs") &&
++            strcmp(fsname, "reiser") && strcmp(fsname, "xfs")) {
++            fsname = pp;
++        }
++    } 
+ 
+ 	for(p = xar_prop_pfirst(f); p; p = xar_prop_pnext(p)) {
+ 		const char *fs = NULL;
diff --git a/tools/get_dependencies.sh b/tools/get_dependencies.sh
index 6e57fef..fe2854b 100755
--- a/tools/get_dependencies.sh
+++ b/tools/get_dependencies.sh
@@ -14,7 +14,7 @@ get_fedora_deps()
 get_freebsd_deps()
 {
  for pkgname in llvm-devel automake autogen libtool \
-  libxml2 e2fsprogs-libuuid openssl bash make; do
+  libxml2 e2fsprogs-libuuid openssl bash gmake; do
     echo $pkgname
     pkg install $pkgname
  done
diff --git a/tools/tools.sh b/tools/tools.sh
index 8a08b68..c1ff9c7 100644
--- a/tools/tools.sh
+++ b/tools/tools.sh
@@ -21,8 +21,9 @@ if [ "`basename $0`" != "build.sh" ]; then
     fi
 fi
 
-function require
+function require()
 {
+    set +e
     which $1 &>/dev/null
     while [ $? -ne 0 ]
     do
@@ -30,9 +31,54 @@ function require
         read -p "Please install $1 then press enter"
         which $1 &>/dev/null
     done
+    set -e
 }
 
-function test_compiler
+if [[ "`uname -s`" == *BSD ]]; then
+    MAKE=gmake
+else
+    MAKE=make
+fi
+
+require $MAKE
+
+function extract()
+{
+    test $# -ge 2 -a $# -lt 4 && test $2 -eq 2 && echo ""
+    echo "extracting `basename $1` ..."
+
+    local tarflags
+
+    tarflags="xf"
+    test -n "$OCDEBUG" && tarflags+="v"
+
+    case $1 in
+        *.pkg)
+            which xar &>/dev/null || exit 1
+            xar -xf $1
+            cat Payload | gunzip -dc | cpio -i 2>/dev/null && rm Payload
+            ;;
+        *.tar.xz)
+            xz -dc $1 | tar $tarflags -
+            ;;
+        *.tar.gz)
+            gunzip -dc $1 | tar $tarflags -
+            ;;
+        *.tar.bz2)
+            bzip2 -dc $1 | tar $tarflags -
+            ;;
+        *)
+            echo "Unhandled archive type"
+            exit 1
+            ;;
+    esac
+
+    if [ $# -eq 2 -o $# -eq 4 ]; then
+        echo ""
+    fi
+}
+
+function test_compiler()
 {
     echo -ne "testing $1 ... "
     $1 $2 -O2 -Wall -o test
diff --git a/tools/trap_exit.sh b/tools/trap_exit.sh
index b56fa26..ba4a006 100644
--- a/tools/trap_exit.sh
+++ b/tools/trap_exit.sh
@@ -22,7 +22,7 @@ function _exit()
         remove_locks
         echo "if it is happening the first time, then just re-run the script"
         echo ""
-        check_for_bug_1242300
+        test $SCRIPT = "build.sh" && check_for_bug_1242300
     fi
 }