diff --git a/tools/lib32/build32.sh b/tools/lib32/build32.sh
index f6eed16efb24..b08a02051332 100644
--- a/tools/lib32/build32.sh
+++ b/tools/lib32/build32.sh
@@ -11,41 +11,63 @@
 # XXX installation of includes.  ie: it will re-install some files in
 # XXX /usr/include for you.
 
-mkdir /lib32
-mkdir /usr/lib32
-mkdir /usr/local/lib32
-mkdir /usr/X11R6/lib32
+mkdir -p /lib32
+mkdir -p /usr/lib32
+mkdir -p /usr/local/lib32
+mkdir -p /usr/X11R6/lib32
+
+export MAKEOBJDIRPREFIX=/tmp/i386
+mkdir -p $MAKEOBJDIRPREFIX
 
 # Set up an obj tree
-chflags -R noschg /tmp/i386
-rm -rf /tmp/i386
+chflags -R noschg $MAKEOBJDIRPREFIX
+rm -rf $MAKEOBJDIRPREFIX
+mkdir -p $MAKEOBJDIRPREFIX
 
 CCARGS="-m32 -march=athlon-xp -msse2 -mfancy-math-387 -I/tmp/i386/root/usr/include -L/usr/lib32 -B/usr/lib32"
 CXXARGS="-m32 -march=athlon-xp -msse2 -mfancy-math-387 -I/tmp/i386/root/usr/include/c++/3.3 -I/tmp/i386/root/usr/include -L/usr/lib32 -B/usr/lib32"
 
 # and a place to put the alternate include tree into.
-mkdir -p /tmp/i386/root
-make -s MAKEOBJDIRPREFIX=/tmp/i386 DESTDIR=/tmp/i386/root MACHINE_ARCH=i386 hierarchy
+mkdir -p $MAKEOBJDIRPREFIX/root
+
+export MACHINE_ARCH=i386
+export DESTDIR=$MAKEOBJDIRPREFIX/root
+
+make -s hierarchy
 
 # Now build includes
-make -s MAKEOBJDIRPREFIX=/tmp/i386 DESTDIR=/tmp/i386/root MACHINE_ARCH=i386 obj
-make -s MAKEOBJDIRPREFIX=/tmp/i386 DESTDIR=/tmp/i386/root MACHINE_ARCH=i386 includes
+make -s obj
+make -s includes
+
+unset MACHINE_ARCH
+unset DESTDIR
 
 # libncurses needs a build-tools pass first.  I wish build-tools was a recursive target.
-(cd lib/libncurses; make -s MAKEOBJDIRPREFIX=/tmp/i386 build-tools)
+(cd lib/libncurses; make -s build-tools)
 
 # Now the libraries.  This doesn't work for gnuregex yet. hence -k.
 # libbind is just an internal target, ignore it.
-make -s -DNO_BIND -DNOMAN -DNODOC -DNOINFO MAKEOBJDIRPREFIX=/tmp/i386 LIBDIR=/usr/lib32 SHLIBDIR=/usr/lib32 MACHINE_ARCH=i386 CC="cc $CCARGS" CXX="c++ $CXXARGS" LD="ld -m elf_i386_fbsd -Y P,/usr/lib32" -k libraries
+export LIBDIR=/usr/lib32
+export SHLIBDIR=/usr/lib32
+export MACHINE_ARCH=i386
+export CC="cc $CCARGS"
+export CXX="c++ $CXXARGS"
+export LD="ld -m elf_i386_fbsd -Y P,/usr/lib32" 
+make -s -DNO_BIND -DNOMAN -DNODOC -DNOINFO -k libraries
 
 # Hack to fix gnuregex which does hacks to the -I path based on $DESTDIR.  But, we cannot
 # use DESTDIR during the libraries target, because we're just using alternate includes, not
 # an alternate install directory.
-(cd gnu/lib/libregex; make -s -DNOMAN -DNODOC -DNOINFO MAKEOBJDIRPREFIX=/tmp/i386 LIBDIR=/usr/lib32 SHLIBDIR=/usr/lib32 MACHINE_ARCH=i386 CC="cc -I/tmp/i386/root/usr/include/gnu $CCARGS" CXX="c++ $CXXARGS" LD="ld -m elf_i386_fbsd -Y P,/usr/lib32" all install)
+unset CC
+export CC="cc -I/tmp/i386/root/usr/include/gnu $CCARGS"
+(cd gnu/lib/libregex; make -k -DNOMAN -DNODOC -DNOINFOall install)
 
 # and now that we have enough libraries, build ld-elf32.so.1
 cd libexec/rtld-elf
-make -s -DNOMAN -DNODOC -DNOINFO PROG=ld-elf32.so.1 MAKEOBJDIRPREFIX=/tmp/i386 LIBDIR=/usr/lib32 SHLIBDIR=/usr/lib32 MACHINE_ARCH=i386 CC="cc $CCARGS -DCOMPAT_32BIT" LD="ld -m elf_i386_fbsd -Y P,/usr/lib32" obj
-make -s -DNOMAN -DNODOC -DNOINFO PROG=ld-elf32.so.1 MAKEOBJDIRPREFIX=/tmp/i386 LIBDIR=/usr/lib32 SHLIBDIR=/usr/lib32 MACHINE_ARCH=i386 CC="cc $CCARGS -DCOMPAT_32BIT" LD="ld -m elf_i386_fbsd -Y P,/usr/lib32" depend
-make -s -DNOMAN -DNODOC -DNOINFO PROG=ld-elf32.so.1 MAKEOBJDIRPREFIX=/tmp/i386 LIBDIR=/usr/lib32 SHLIBDIR=/usr/lib32 MACHINE_ARCH=i386 CC="cc $CCARGS -DCOMPAT_32BIT" LD="ld -m elf_i386_fbsd -Y P,/usr/lib32" 
-make -s -DNOMAN -DNODOC -DNOINFO PROG=ld-elf32.so.1 MAKEOBJDIRPREFIX=/tmp/i386 LIBDIR=/usr/lib32 SHLIBDIR=/usr/lib32 MACHINE_ARCH=i386 CC="cc $CCARGS -DCOMPAT_32BIT" LD="ld -m elf_i386_fbsd -Y P,/usr/lib32" install
+export PROG=ld-elf32.so.1
+unset CC
+export CC="cc $CCARGS -DCOMPAT_32BIT"
+make -s -DNOMAN -DNODOC -DNOINFO -k obj
+make -s -DNOMAN -DNODOC -DNOINFO -k depend
+make -s -DNOMAN -DNODOC -DNOINFO -k 
+make -s -DNOMAN -DNODOC -DNOINFO -k install