diff --git a/build-devkit.sh b/build-devkit.sh
index da2181a..27c47c7 100644
--- a/build-devkit.sh
+++ b/build-devkit.sh
@@ -10,7 +10,7 @@
 
 BINUTILS_VER=2.15
 GCC_VER=3.4.3
-NEWLIB_VER=1.12.0
+NEWLIB_VER=1.13.0
 LIBOGC_VER=20050419
 
 BINUTILS="binutils-$BINUTILS_VER.tar.bz2"
diff --git a/dka-scripts/build-crtls.sh b/dka-scripts/build-crtls.sh
index ad3f9a2..9f4b71d 100644
--- a/dka-scripts/build-crtls.sh
+++ b/dka-scripts/build-crtls.sh
@@ -19,4 +19,5 @@ $MAKE CRT=ds_cart
 #---------------------------------------------------------------------------------
 # copy base rulesets
 #---------------------------------------------------------------------------------
-cp dka-rules/* $prefix
+cd $BUILDSCRIPTDIR
+cp dka-rules/* $DEVKITARM
diff --git a/dka-scripts/build-gcc.sh b/dka-scripts/build-gcc.sh
index b0c8bb3..a8afa88 100644
--- a/dka-scripts/build-gcc.sh
+++ b/dka-scripts/build-gcc.sh
@@ -60,6 +60,8 @@ cd $target/newlib
 
 $BUILDSCRIPTDIR/$NEWLIB_SRCDIR/configure	--target=$target \
 											--prefix=$prefix \
+											--enable-serial-configure \
+											--enable-newlib-mb \
 											| tee newlib_configure.log 2>&1
 
 $MAKE all | tee newlib_make.log 2>&1
diff --git a/dka-scripts/build-tools.sh b/dka-scripts/build-tools.sh
index 2ce2925..0c8bbea 100644
--- a/dka-scripts/build-tools.sh
+++ b/dka-scripts/build-tools.sh
@@ -20,13 +20,15 @@ else
 fi
 
 $MAKE -C tools/gba
-cp tools/gba/gbafix$exeext $prefix/bin/gbafix$exeext
-cp tools/gba/gbalzss$exeext $prefix/bin/gbalzss$exeext
+$MAKE -C tools/gba install PREFIX=$prefix/bin
+
+$MAKE -C tools/general
+$MAKE -C tools/general install PREFIX=$prefix/bin
 
 $MAKE -C tools/nds/ndstool
+$MAKE -C tools/nds/ndstool install PREFIX=$prefix/bin
 $MAKE -C tools/nds/dsbuild
-cp tools/nds/ndstool/ndstool$exeext $prefix/bin/ndstool$exeext
-cp tools/nds/dsbuild/dsbuild$exeext $prefix/bin/dsbuild$exeext
+$MAKE -C tools/nds/dsbuild install PREFIX=$prefix/bin
 
 cp tools/general/alignbin $prefix/bin/alignbin
 
diff --git a/dkp-scripts/build-crtls.sh b/dkp-scripts/build-crtls.sh
index d6d2e06..b79b5b7 100644
--- a/dkp-scripts/build-crtls.sh
+++ b/dkp-scripts/build-crtls.sh
@@ -20,6 +20,7 @@ $MAKE install
 #---------------------------------------------------------------------------------
 # copy base rulesets
 #---------------------------------------------------------------------------------
-cp dkp-rules/* $prefix
+cd $BUILDSCRIPTDIR
+cp dkp-rules/* $DEVKITPPC
 
 
diff --git a/dkp-scripts/build-gcc.sh b/dkp-scripts/build-gcc.sh
index 1368958..107e447 100644
--- a/dkp-scripts/build-gcc.sh
+++ b/dkp-scripts/build-gcc.sh
@@ -60,6 +60,8 @@ cd $target/newlib
 
 $BUILDSCRIPTDIR/$NEWLIB_SRCDIR/configure	--target=$target \
 											--prefix=$prefix \
+											--enable-serial-configure \
+											--enable-newlib-mb \
 											| tee newlib_configure.log 2>&1
 
 $MAKE all | tee newlib_make.log 2>&1