diff -Naur portaudio_v18_1/configure.in portaudio_v18_1.oden/configure.in
--- portaudio_v18_1/configure.in	2005-09-15 17:14:26.000000000 +0200
+++ portaudio_v18_1.oden/configure.in	2005-09-15 17:11:16.000000000 +0200
@@ -13,21 +13,30 @@
 
 dnl Checks for programs
 AC_PROG_CC
-AC_PROG_RANLIB
+AC_PROG_LIBTOOL
 AC_PROG_INSTALL
 AC_PATH_PROG(AR, ar, no)
 if [[ $AR = "no" ]] ; then
    AC_MSG_ERROR("Could not find ar - needed to create a library");
 fi
 
+LT_CURRENT=0
+LT_REVISION=18
+LT_AGE=0
+
+AC_SUBST(LT_CURRENT)
+AC_SUBST(LT_REVISION)
+AC_SUBST(LT_AGE)
+
 dnl Extra variables we want to substitute
 AC_SUBST(OTHER_OBJS)
 AC_SUBST(PADLL)
 AC_SUBST(SHARED_FLAGS)
 AC_SUBST(DLL_LIBS)
+AC_SUBST(VERSION_INFO)
 
 dnl Determine the host operating system / platform
-AC_CANONICAL_HOST
+dnl in AC_PROG_INSTALL AC_CANONICAL_HOST
 
 case "${host_os}" in
   darwin* )
@@ -68,8 +77,9 @@
 
 	OTHER_OBJS="pa_unix_oss/pa_unix_oss.o pa_unix_oss/pa_unix.o";
 	LIBS="-lm -lpthread";
+	DLL_LIBS="-lm -lpthread";
 	PADLL="libportaudio.so";
-	SHARED_FLAGS="-shared";
+	SHARED_FLAGS="-rpath $libdir -version-info $LT_CURRENT:$LT_REVISION:$LT_AGE -Wl,-z,defs";
 esac
 
 AC_OUTPUT([Makefile])
diff -Naur portaudio_v18_1/Makefile.in portaudio_v18_1.oden/Makefile.in
--- portaudio_v18_1/Makefile.in	2005-09-15 17:14:26.000000000 +0200
+++ portaudio_v18_1.oden/Makefile.in	2005-09-15 17:14:08.000000000 +0200
@@ -4,26 +4,34 @@
 # Dominic Mazzoni
 #
 
+top_builddir = .
 PREFIX = @prefix@
+prefix = @prefix@
+exec_prefix = @exec_prefix@
+libdir = @libdir@
+includedir = @includedir@
+DESTDIR = 
+
 CC = @CC@
-CFLAGS = @CFLAGS@ -Ipa_common
+CFLAGS = @CFLAGS@ -Ipa_common -Ipablio
 LIBS = @LIBS@
 AR = @AR@
 RANLIB = @RANLIB@
+LIBTOOL = @LIBTOOL@
 INSTALL = @INSTALL@
 SHARED_FLAGS = @SHARED_FLAGS@
-DLL_LIBS = @DLL_LIBS@
+DLL_LIBS = @DLL_LIBS@ -lpthread
 
 OTHER_OBJS = @OTHER_OBJS@
 
-PALIB = libportaudio.a
-PADLL = @PADLL@
-PADLLV = $(PADLL).0.0.18
+PALIB = libportaudio.la
 PAINC = pa_common/portaudio.h
 
 COMMON_OBJS = \
 	pa_common/pa_convert.o \
-	pa_common/pa_lib.o
+	pa_common/pa_lib.o \
+	pablio/pablio.o \
+	pablio/ringbuffer.o
 
 TESTS = \
 	bin/patest_buffer \
@@ -51,26 +59,25 @@
 	bin/patest_wire
 
 OBJS = $(COMMON_OBJS) $(OTHER_OBJS)
+LTOBJS:= $(OBJS:.o=.lo)
 
-all: lib/$(PALIB) lib/$(PADLLV) tests
-
-tests: bin/ $(TESTS)
+all: lib/$(PALIB) tests
 
-lib/$(PALIB): lib/ $(OBJS) Makefile $(PAINC)
-	$(AR) ruv lib/$(PALIB) $(OBJS)
-	$(RANLIB) lib/$(PALIB)
+tests: bin $(TESTS)
 
-lib/$(PADLLV): lib/ $(OBJS) Makefile $(PAINC)
-	$(CC) $(SHARED_FLAGS) -o lib/$(PADLLV) $(OBJS) $(DLL_LIBS)
+lib/$(PALIB): lib $(LTOBJS) Makefile $(PAINC)
+	$(LIBTOOL) --mode=link $(CC) $(SHARED_FLAGS) $(LDFLAGS) -o lib/$(PALIB) $(LTOBJS) $(DLL_LIBS)
 
 $(TESTS): bin/%: lib/$(PALIB) Makefile $(PAINC) pa_tests/%.c
-	$(CC) -o $@ $(CFLAGS) pa_tests/$*.c lib/$(PALIB) $(LIBS)
+	$(LIBTOOL) --mode=link $(CC) $(LDFLAGS) -o $@ $(CFLAGS) pa_tests/$*.c lib/$(PALIB) $(LIBS)
 
-install: lib/$(PALIB) lib/$(PADLLV)
-	$(INSTALL) -m 644 lib/$(PADLLV) $(PREFIX)/lib/$(PADLLV)
-	$(INSTALL) -m 644 lib/$(PALIB) $(PREFIX)/lib/$(PALIB)
-	cd $(PREFIX)/lib && rm -f $(PADLL) && ln -s $(PADLLV) $(PADLL)
-	$(INSTALL) -m 644 pa_common/portaudio.h $(PREFIX)/include/portaudio.h
+install: lib/$(PALIB)
+	$(INSTALL) -d $(DESTDIR)$(libdir)
+	$(INSTALL) -d $(DESTDIR)$(includedir)
+	$(LIBTOOL) --mode=install $(INSTALL) lib/$(PALIB) $(DESTDIR)$(libdir)
+	$(INSTALL) -m 644 pa_common/portaudio.h $(DESTDIR)$(includedir)
+	$(INSTALL) -m 644 pablio/pablio.h $(DESTDIR)$(includedir)
+	$(INSTALL) -m 644 pablio/ringbuffer.h $(DESTDIR)$(includedir)
 	@echo ""
 	@echo "------------------------------------------------------------"
 	@echo "PortAudio was successfully installed."
@@ -78,17 +85,22 @@
 	@echo "On some systems (e.g. Linux) you should run 'ldconfig' now"
 	@echo "to make the shared object available.  You may also need to"
 	@echo "modify your LD_LIBRARY_PATH environment variable to include"
-	@echo "the directory $(PREFIX)/lib"
+	@echo "the directory $(libdir)"
 	@echo "------------------------------------------------------------"
 	@echo ""
 
 clean:
-	rm -f $(OBJS) $(TESTS) lib/$(PALIB)
-	rm -f config.log config.status
+	$(LIBTOOL) --mode=clean $(RM) $(TESTS) $(LTOBJS) lib/$(PALIB)
 
-%.o: %.c Makefile $(PAINC)
+distclean: clean
+	$(RM) config.log config.status Makefile libtool
+
+%.o: %.c $(PAINC)
 	$(CC) -c $(CFLAGS) $< -o $@
 
+%.lo: %.c $(PAINC)
+	$(LIBTOOL) --mode=compile $(CC) -c $(CFLAGS) $< -o $@
+
 bin:
 	mkdir bin