diff -up ./data/Makefile.am.libpatch ./data/Makefile.am
--- ./data/Makefile.am.libpatch	2008-12-02 00:29:20.000000000 +1000
+++ ./data/Makefile.am	2008-12-23 13:54:17.000000000 +1000
@@ -9,8 +9,11 @@ datas = \
 	us_freq.dat \
 	dict.dat \
 	ph_index.dat \
-	fonetree.dat \
 	$(chindexs)
+
+datas_lib = \
+	fonetree.dat
+
 generated_header = $(top_builddir)/src/chewing-definition.h
 
 all: checkdata_stamp gendata_stamp
@@ -37,4 +40,8 @@ install-data-local: $(datas) pinyin.tab 
 	$(mkinstalldirs) $(DESTDIR)/$(datadir)/chewing
 	$(INSTALL_DATA) $(datas) pinyin.tab swkb.dat symbols.dat \
 		$(DESTDIR)/$(datadir)/chewing
-CLEANFILES = $(datas) gendata_stamp checkdata_stamp $(generated_header)
+	$(mkinstalldirs) $(DESTDIR)/$(libdir)/chewing
+	$(INSTALL_DATA) $(datas_lib) \
+	    $(DESTDIR)/$(libdir)/chewing
+
+CLEANFILES = $(datas) $(datas_lib) gendata_stamp checkdata_stamp $(generated_header)
diff -up ./src/Makefile.am.libpatch ./src/Makefile.am
--- ./src/Makefile.am.libpatch	2008-12-02 00:29:20.000000000 +1000
+++ ./src/Makefile.am	2008-12-23 14:07:56.000000000 +1000
@@ -3,7 +3,8 @@ INCLUDES = \
 	-I$(top_srcdir)/include \
 	-I$(top_srcdir)/include/internal \
 	-I$(top_srcdir)/src/porting_layer/include \
-	-DCHEWING_DATADIR=\"$(datadir)/chewing\"
+	-DLIBINSTDIR=\"$(libdir)\"\
+	-DCHEWING_DATADIR=\"$(datadir)/chewing1\"
 
 lib_LTLIBRARIES = libchewing.la
 libchewing_la_SOURCES = \
diff -up ./src/tree.c.libpatch ./src/tree.c
--- ./src/tree.c.libpatch	2008-12-02 00:29:20.000000000 +1000
+++ ./src/tree.c	2008-12-23 14:04:36.000000000 +1000
@@ -114,7 +114,8 @@ void InitTree( const char *prefix )
 	int i;
 #endif
 
-	sprintf( filename, "%s" PLAT_SEPARATOR "%s", prefix, PHONE_TREE_FILE );
+	sprintf( filename, "%s" PLAT_SEPARATOR "chewing" PLAT_SEPARATOR "%s", 
+	LIBINSTDIR, PHONE_TREE_FILE );
 #ifdef USE_BINARY_DATA
 	plat_mmap_set_invalid( &tree_mmap );
 	tree_size = plat_mmap_create( &tree_mmap, filename, FLAG_ATTRIBUTE_READ );