diff --git a/config/optimize b/config/optimize
index fd6bd4a7b1..a7853f4b68 100644
--- a/config/optimize
+++ b/config/optimize
@@ -61,11 +61,44 @@ HOST_CFLAGS="-O2 -Wall -pipe -I$ROOT/$TOOLCHAIN/include"
 HOST_CXXFLAGS="$HOST_CFLAGS"
 HOST_LDFLAGS="-Wl,-rpath,$ROOT/$TOOLCHAIN/lib -L$ROOT/$TOOLCHAIN/lib"
 
+# add distro specific library dirs
+  # ubuntu/debian specific "multiarch support"
+    FAMILY_TRIPLET=$(echo $HOST_NAME | sed -e "s,$(uname -m),$(uname -i),")
+    if [ -d /lib/$FAMILY_TRIPLET ]; then
+      HOST_LDFLAGS="$HOST_LDFLAGS -L/lib/$FAMILY_TRIPLET"
+    fi
+    if [ -d /usr/lib/$FAMILY_TRIPLET ]; then
+      HOST_LDFLAGS="$HOST_LDFLAGS -L/usr/lib/$FAMILY_TRIPLET"
+    fi
+
+  # default multiarch support
+    case "`uname -m`" in
+      i*86)
+        if [ -d /lib32 ]; then
+          HOST_LDFLAGS="$HOST_LDFLAGS -L/lib32"
+        fi
+        if [ -d /usr/lib32 ]; then
+          HOST_LDFLAGS="$HOST_LDFLAGS -L/usr/lib32"
+        fi
+      ;;
+      x86_64)
+        if [ -d /lib64 ]; then
+          HOST_LDFLAGS="$HOST_LDFLAGS -L/lib64"
+        fi
+        if [ -d /usr/lib64 ]; then
+          HOST_LDFLAGS="$HOST_LDFLAGS -L/usr/lib64"
+        fi
+      ;;
+    esac
+
+  # default dirs
+    HOST_LDFLAGS="$HOST_LDFLAGS -L/lib -L/usr/lib"
+
 # use -fPIC when necessary
   case "`uname -m`" in
     x86_64|ppc64|arm|armeb|armel)
-    HOST_CFLAGS="$HOST_CFLAGS -fPIC"
-    HOST_CXXFLAGS="$HOST_CXXFLAGS -fPIC"
-    HOST_LDFLAGS="$HOST_LDFLAGS -fPIC"
+      HOST_CFLAGS="$HOST_CFLAGS -fPIC"
+      HOST_CXXFLAGS="$HOST_CXXFLAGS -fPIC"
+      HOST_LDFLAGS="$HOST_LDFLAGS -fPIC"
     ;;
   esac
diff --git a/config/path b/config/path
index 939f4891b8..08ed070158 100644
--- a/config/path
+++ b/config/path
@@ -12,7 +12,7 @@ set -e
 # include ARCH specific options
   . config/arch.$TARGET_ARCH
 
-HOST_NAME=`$SCRIPTS/configtools/config.guess`
+HOST_NAME=`$LOCAL_CC -dumpmachine`
 TARGET_NAME=$(echo $TARGET_SUBARCH | sed -e "s,-,,")-openelec-linux-gnu${TARGET_ABI}
 
 BUILD=$BUILD_BASE.$DISTRONAME-$PROJECT.$TARGET_ARCH-$OPENELEC_VERSION
diff --git a/packages/databases/mysql-hosttools/build b/packages/databases/mysql-hosttools/build
index 9c07c08caf..916ba780af 100755
--- a/packages/databases/mysql-hosttools/build
+++ b/packages/databases/mysql-hosttools/build
@@ -29,7 +29,9 @@ setup_toolchain host
 cd $BUILD/mysql*
 do_autoreconf
 mkdir -p .objdir-host && cd .objdir-host
-../configure --prefix=/usr \
+../configure --host=$HOST_NAME \
+             --build=$HOST_NAME \
+             --prefix=/usr \
              --sysconfdir=/etc \
              --libexecdir=/usr/sbin \
              --localstatedir=/var/mysql \
diff --git a/packages/devel/dbus-glib-host/build b/packages/devel/dbus-glib-host/build
index 76f45ceaa2..663f599100 100755
--- a/packages/devel/dbus-glib-host/build
+++ b/packages/devel/dbus-glib-host/build
@@ -32,7 +32,9 @@ cd $DBUS_GLIB_DIR
 
 do_autoreconf
 mkdir -p .build-host && cd .build-host
-../configure --prefix=$ROOT/$TOOLCHAIN \
+../configure --host=$HOST_NAME \
+             --build=$HOST_NAME \
+             --prefix=$ROOT/$TOOLCHAIN \
              --sysconfdir=$ROOT/$TOOLCHAIN/etc \
              --disable-tests \
              --disable-bash-completion \
diff --git a/packages/devel/eggdbus-host/build b/packages/devel/eggdbus-host/build
index e2143ea39f..05d64e1a8f 100755
--- a/packages/devel/eggdbus-host/build
+++ b/packages/devel/eggdbus-host/build
@@ -32,7 +32,9 @@ cd $EGGDBUS_DIR
 do_autoreconf
 
 mkdir -p .build-host && cd .build-host
-../configure --prefix=$ROOT/$TOOLCHAIN \
+../configure --host=$HOST_NAME \
+             --build=$HOST_NAME \
+             --prefix=$ROOT/$TOOLCHAIN \
              --sysconfdir=$ROOT/$TOOLCHAIN/etc \
              --disable-static \
              --enable-shared \
diff --git a/packages/devel/file-host/build b/packages/devel/file-host/build
index 0cb938066b..a46deada5c 100755
--- a/packages/devel/file-host/build
+++ b/packages/devel/file-host/build
@@ -29,7 +29,9 @@ setup_toolchain host
 cd $BUILD/file-*
 
 mkdir -p .build-host && cd .build-host
-../configure --prefix=$ROOT/$TOOLCHAIN \
+../configure --host=$HOST_NAME \
+             --build=$HOST_NAME \
+             --prefix=$ROOT/$TOOLCHAIN \
              --enable-shared \
              --disable-static \
              --enable-fsect-man5 \
diff --git a/packages/devel/glib-host/build b/packages/devel/glib-host/build
index b7b2d34f1b..fb63d840d5 100755
--- a/packages/devel/glib-host/build
+++ b/packages/devel/glib-host/build
@@ -32,7 +32,9 @@ cd $BUILD/glib*
 
 do_autoreconf
 mkdir -p .build-host && cd .build-host
-../configure --prefix=$ROOT/$TOOLCHAIN \
+../configure --host=$HOST_NAME \
+             --build=$HOST_NAME \
+             --prefix=$ROOT/$TOOLCHAIN \
              --enable-shared \
              --disable-static \
              --with-gnu-ld \
diff --git a/packages/devel/llvm-host/build b/packages/devel/llvm-host/build
index 745146e807..0d25e7cbbb 100755
--- a/packages/devel/llvm-host/build
+++ b/packages/devel/llvm-host/build
@@ -43,7 +43,9 @@ cd ..
 
 mkdir -p .build-host && cd .build-host
 
-../configure --prefix=$ROOT/$TOOLCHAIN \
+../configure --host=$HOST_NAME \
+             --build=$HOST_NAME \
+             --prefix=$ROOT/$TOOLCHAIN \
              --enable-polly \
              --enable-optimized \
              --disable-profiling \
diff --git a/packages/devel/ncurses/build b/packages/devel/ncurses/build
index d1b1c7f2a5..79c6bc9a4b 100755
--- a/packages/devel/ncurses/build
+++ b/packages/devel/ncurses/build
@@ -27,7 +27,9 @@ CWD=`pwd`
 setup_toolchain host
 
 cd $PKG_BUILD/ncurses-host
-./configure --prefix=$ROOT/$TOOLCHAIN \
+./configure --host=$HOST_NAME \
+            --build=$HOST_NAME \
+            --prefix=$ROOT/$TOOLCHAIN \
             --with-shared \
 
 make -C include
diff --git a/packages/initramfs/sysutils/busybox-initramfs/build b/packages/initramfs/sysutils/busybox-initramfs/build
index 9314eee63c..27f3fa4312 100755
--- a/packages/initramfs/sysutils/busybox-initramfs/build
+++ b/packages/initramfs/sysutils/busybox-initramfs/build
@@ -30,13 +30,20 @@ else
   BUSYBOX_CFG_FILE=$ROOT/$PKG_DIR/config/$1.conf
 fi
 
+# fails to build with gcc-4.6.1
+  strip_lto
+
+# fails to build with gcc-4.6.1 (ggc bug #49716
+  CFLAGS=`echo $CFLAGS | sed -e "s|-ftree-loop-distribution||"`
+  CFLAGS=`echo $CFLAGS | sed -e "s|-floop-interchange||"`
+  CFLAGS=`echo $CFLAGS | sed -e "s|-floop-strip-mine||"`
+  CFLAGS=`echo $CFLAGS | sed -e "s|-floop-block||"`
+  CFLAGS=`echo $CFLAGS | sed -e "s|-fgraphite-identity||"`
+
 # optimize for size
   CFLAGS=`echo $CFLAGS | sed -e "s|-Ofast|-Os|"`
   CFLAGS=`echo $CFLAGS | sed -e "s|-O.|-Os|"`
 
-# fails to build with gcc-4.6.1
-  strip_lto
-
 LDFLAGS="$LDFLAGS -fwhole-program"
 
 cd $BUILD/busybox*
diff --git a/packages/lang/Python/build b/packages/lang/Python/build
index 8262b4f9e4..e471108338 100755
--- a/packages/lang/Python/build
+++ b/packages/lang/Python/build
@@ -32,7 +32,9 @@ setup_toolchain host
 
 OPT="$HOST_CFLAGS" \
 LDFLAGS="$LDFLAGS -lexpat" \
-../configure --prefix=$ROOT/$TOOLCHAIN \
+../configure --host=$HOST_NAME \
+             --build=$HOST_NAME \
+             --prefix=$ROOT/$TOOLCHAIN \
              --cache-file=config.cache \
              --enable-shared \
              --without-cxx-main \
diff --git a/packages/other/libIDL-host/build b/packages/other/libIDL-host/build
index e6b2a2e2d7..e3ce55cf26 100755
--- a/packages/other/libIDL-host/build
+++ b/packages/other/libIDL-host/build
@@ -30,7 +30,9 @@ cd $BUILD/libIDL*
 mkdir -p .build-host && cd .build-host
 
 libIDL_cv_long_long_format=ll \
-../configure --prefix=$ROOT/$TOOLCHAIN
+../configure --host=$HOST_NAME \
+             --build=$HOST_NAME \
+             --prefix=$ROOT/$TOOLCHAIN
 
 $SED "s:pkg-config :PKG_CONFIG_PATH=$HOST_PKG_CONFIG_PATH $PKG_CONFIG :" libIDL-config-2
 
diff --git a/packages/sysutils/busybox/build b/packages/sysutils/busybox/build
index ce0d4879e3..83484b0ab0 100755
--- a/packages/sysutils/busybox/build
+++ b/packages/sysutils/busybox/build
@@ -31,6 +31,13 @@ fi
 # fails to build with gcc-4.6.1
   strip_lto
 
+# fails to build with gcc-4.6.1 (ggc bug #49716
+  CFLAGS=`echo $CFLAGS | sed -e "s|-ftree-loop-distribution||"`
+  CFLAGS=`echo $CFLAGS | sed -e "s|-floop-interchange||"`
+  CFLAGS=`echo $CFLAGS | sed -e "s|-floop-strip-mine||"`
+  CFLAGS=`echo $CFLAGS | sed -e "s|-floop-block||"`
+  CFLAGS=`echo $CFLAGS | sed -e "s|-fgraphite-identity||"`
+
 # optimize for size
   CFLAGS=`echo $CFLAGS | sed -e "s|-Ofast|-Os|"`
   CFLAGS=`echo $CFLAGS | sed -e "s|-O.|-Os|"`
diff --git a/packages/sysutils/dbus-host/build b/packages/sysutils/dbus-host/build
index ac2bc566b6..745a2878f8 100755
--- a/packages/sysutils/dbus-host/build
+++ b/packages/sysutils/dbus-host/build
@@ -33,7 +33,9 @@ cd $DBUS_DIR
 do_autoreconf
 
 mkdir -p .build-host && cd .build-host
-../configure --prefix=$ROOT/$TOOLCHAIN \
+../configure --host=$HOST_NAME \
+             --build=$HOST_NAME \
+             --prefix=$ROOT/$TOOLCHAIN \
              --sysconfdir=$ROOT/$TOOLCHAIN/etc \
              --disable-tests \
              --disable-xml-docs \
diff --git a/packages/sysutils/udev/build b/packages/sysutils/udev/build
index b592e7927e..f3b1da0e71 100755
--- a/packages/sysutils/udev/build
+++ b/packages/sysutils/udev/build
@@ -50,7 +50,6 @@ LDFLAGS="$LDFLAGS -I$SYSROOT_PREFIX/usr/include/glib-2.0" \
             --disable-keymap \
             --disable-floppy \
             --disable-edd \
-            --disable-action_modeswitch \
             --without-selinux \
             --without-systemdsystemunitdir \
             --with-firmware-path=/lib/firmware \
diff --git a/packages/sysutils/udev/meta b/packages/sysutils/udev/meta
index a999e31272..7a249ef13d 100644
--- a/packages/sysutils/udev/meta
+++ b/packages/sysutils/udev/meta
@@ -19,7 +19,7 @@
 ################################################################################
 
 PKG_NAME="udev"
-PKG_VERSION="171"
+PKG_VERSION="172"
 PKG_REV="1"
 PKG_ARCH="any"
 PKG_LICENSE="GPL"
diff --git a/packages/textproc/expat-host/build b/packages/textproc/expat-host/build
index ae4afcd574..debe573ccd 100755
--- a/packages/textproc/expat-host/build
+++ b/packages/textproc/expat-host/build
@@ -30,7 +30,9 @@ cd $BUILD/expat-*
 do_autoreconf -I conftools
 
 mkdir -p .build-host && cd .build-host
-../configure --prefix=$ROOT/$TOOLCHAIN \
+../configure --host=$HOST_NAME \
+             --build=$HOST_NAME \
+             --prefix=$ROOT/$TOOLCHAIN \
              --enable-shared \
              --disable-static \
 
diff --git a/packages/textproc/libxml2-host/build b/packages/textproc/libxml2-host/build
index ec7244c390..7353c7701e 100755
--- a/packages/textproc/libxml2-host/build
+++ b/packages/textproc/libxml2-host/build
@@ -30,7 +30,9 @@ cd $BUILD/libxml2-*
 
 do_autoreconf
 mkdir -p .build-host && cd .build-host
-../configure --prefix=$ROOT/$TOOLCHAIN \
+../configure --host=$HOST_NAME \
+             --build=$HOST_NAME \
+             --prefix=$ROOT/$TOOLCHAIN \
              --disable-ipv6 \
              --with-python \
              --with-zlib
diff --git a/packages/toolchain/archivers/cpio/build b/packages/toolchain/archivers/cpio/build
index a7263ddde3..cfc773f7b8 100755
--- a/packages/toolchain/archivers/cpio/build
+++ b/packages/toolchain/archivers/cpio/build
@@ -25,7 +25,9 @@
 setup_toolchain host
 
 cd $PKG_BUILD
-./configure --prefix=$ROOT/$TOOLCHAIN
+./configure --host=$HOST_NAME \
+            --build=$HOST_NAME \
+            --prefix=$ROOT/$TOOLCHAIN
 
 make
 make install
diff --git a/packages/toolchain/devel/pkg-config/build b/packages/toolchain/devel/pkg-config/build
index aee7975eba..d71c51c390 100755
--- a/packages/toolchain/devel/pkg-config/build
+++ b/packages/toolchain/devel/pkg-config/build
@@ -25,7 +25,9 @@
 setup_toolchain host
 
 cd $PKG_BUILD
-./configure --enable-shared \
+./configure --host=$HOST_NAME \
+            --build=$HOST_NAME \
+            --enable-shared \
             --disable-static \
             --with-gnu-ld
 
diff --git a/packages/toolchain/lang/nasm/build b/packages/toolchain/lang/nasm/build
index a7263ddde3..cfc773f7b8 100755
--- a/packages/toolchain/lang/nasm/build
+++ b/packages/toolchain/lang/nasm/build
@@ -25,7 +25,9 @@
 setup_toolchain host
 
 cd $PKG_BUILD
-./configure --prefix=$ROOT/$TOOLCHAIN
+./configure --host=$HOST_NAME \
+            --build=$HOST_NAME \
+            --prefix=$ROOT/$TOOLCHAIN
 
 make
 make install
diff --git a/packages/toolchain/lang/yasm/build b/packages/toolchain/lang/yasm/build
index 85f133d5d1..360deed2e1 100755
--- a/packages/toolchain/lang/yasm/build
+++ b/packages/toolchain/lang/yasm/build
@@ -25,7 +25,9 @@
 setup_toolchain host
 
 cd $PKG_BUILD
-./configure --prefix=$ROOT/$TOOLCHAIN \
+./configure --host=$HOST_NAME \
+            --build=$HOST_NAME \
+            --prefix=$ROOT/$TOOLCHAIN \
             --disable-debug \
             --disable-warnerror \
             --disable-profiling \
diff --git a/packages/tools/dialog/meta b/packages/tools/dialog/meta
index 53ee2998e2..daa09a3829 100644
--- a/packages/tools/dialog/meta
+++ b/packages/tools/dialog/meta
@@ -24,7 +24,8 @@ PKG_REV="1"
 PKG_ARCH="any"
 PKG_LICENSE="GPL"
 PKG_SITE="http://invisible-island.net/dialog/"
-PKG_URL="ftp://invisible-island.net/dialog/$PKG_NAME-$PKG_VERSION.tgz"
+#PKG_URL="ftp://invisible-island.net/dialog/$PKG_NAME-$PKG_VERSION.tgz"
+PKG_URL="http://ftp.netbsd.org/pub/NetBSD/packages/distfiles/$PKG_NAME-$PKG_VERSION.tgz"
 PKG_DEPENDS="ncurses"
 PKG_BUILD_DEPENDS="toolchain ncurses"
 PKG_PRIORITY="optional"
diff --git a/packages/x11/font/font-util-host/build b/packages/x11/font/font-util-host/build
index 4e17859b7b..ebafc2c31c 100755
--- a/packages/x11/font/font-util-host/build
+++ b/packages/x11/font/font-util-host/build
@@ -30,7 +30,9 @@ setup_toolchain host
 
 cd $FONT_UTIL_DIR
 mkdir -p .objdir-host && cd .objdir-host
-../configure --prefix=$ROOT/$TOOLCHAIN
+../configure --host=$HOST_NAME \
+             --build=$HOST_NAME \
+             --prefix=$ROOT/$TOOLCHAIN
 
 make
 make install
diff --git a/packages/x11/proto/xproto-host/build b/packages/x11/proto/xproto-host/build
index d509c93772..300075ae95 100755
--- a/packages/x11/proto/xproto-host/build
+++ b/packages/x11/proto/xproto-host/build
@@ -31,7 +31,9 @@ setup_toolchain host
 cd $XPROTO_DIR
 mkdir -p .objdir-host && cd .objdir-host
 
-../configure --prefix=$ROOT/$TOOLCHAIN
+../configure --host=$HOST_NAME \
+             --build=$HOST_NAME \
+             --prefix=$ROOT/$TOOLCHAIN
 
 make
 make install
diff --git a/packages/x11/util/makedepend/build b/packages/x11/util/makedepend/build
index 4399555a39..db4d2ae0e7 100755
--- a/packages/x11/util/makedepend/build
+++ b/packages/x11/util/makedepend/build
@@ -26,7 +26,9 @@ setup_toolchain host
 
 cd $PKG_BUILD
 
-./configure --prefix=$ROOT/$TOOLCHAIN \
+./configure --host=$HOST_NAME \
+            --build=$HOST_NAME \
+            --prefix=$ROOT/$TOOLCHAIN \
 
 make
 make install
diff --git a/projects/Fusion/options b/projects/Fusion/options
index 528f9cd643..d31690135c 100644
--- a/projects/Fusion/options
+++ b/projects/Fusion/options
@@ -75,7 +75,7 @@
   OPTIMIZATIONS="fast"
 
 # Project CFLAGS
-  PROJECT_CFLAGS="-mfpmath=sse -ftree-vectorize -mmovbe"
+  PROJECT_CFLAGS="-mfpmath=sse -msse2 -mssse3 -ftree-vectorize"
 
 # LTO (Link Time Optimazion) support
   LTO_SUPPORT="no"
diff --git a/projects/ION/options b/projects/ION/options
index 89dd7f680c..fa18fbe8d8 100644
--- a/projects/ION/options
+++ b/projects/ION/options
@@ -75,7 +75,7 @@
   OPTIMIZATIONS="fast"
 
 # Project CFLAGS
-  PROJECT_CFLAGS="-mfpmath=sse -ftree-vectorize -mmovbe"
+  PROJECT_CFLAGS="-mfpmath=sse -msse2 -mssse3 -mmovbe -ftree-vectorize"
 
 # LTO (Link Time Optimazion) support
   LTO_SUPPORT="no"
diff --git a/projects/Intel/options b/projects/Intel/options
index 4fc40aff01..f8d7c544cd 100644
--- a/projects/Intel/options
+++ b/projects/Intel/options
@@ -75,7 +75,7 @@
   OPTIMIZATIONS="fast"
 
 # Project CFLAGS
-  PROJECT_CFLAGS=""
+  PROJECT_CFLAGS="-mfpmath=sse -msse2 -mssse3 -mmovbe -ftree-vectorize"
 
 # LTO (Link Time Optimazion) support
   LTO_SUPPORT="no"
diff --git a/projects/Ultra/options b/projects/Ultra/options
index 9f49fb05c4..63ae2c5feb 100644
--- a/projects/Ultra/options
+++ b/projects/Ultra/options
@@ -75,7 +75,7 @@
   OPTIMIZATIONS="fast"
 
 # Project CFLAGS
-  PROJECT_CFLAGS="-mfpmath=sse -ftree-vectorize -mmovbe"
+  PROJECT_CFLAGS="-mfpmath=sse -msse2 -mssse3 -mmovbe -ftree-vectorize"
 
 # LTO (Link Time Optimazion) support
   LTO_SUPPORT="no"