--- libvorbis/lib/Makefile.am
+++ libvorbis/lib/Makefile.am
@@ -15,15 +15,18 @@ libvorbis_la_SOURCES = mdct.c smallft.c block.c envelope.c window.c lsp.c \
 			masking.h os.h mdct.h smallft.h highlevel.h\
 			registry.h scales.h window.h lookup.h lookup_data.h\
 			codec_internal.h backends.h bitrate.h 
-libvorbis_la_LDFLAGS = -no-undefined -version-info @V_LIB_CURRENT@:@V_LIB_REVISION@:@V_LIB_AGE@
+libvorbis_la_LDFLAGS = -no-undefined -version-info @V_LIB_CURRENT@:@V_LIB_REVISION@:@V_LIB_AGE@ \
+	-export-symbols $(srcdir)/libvorbis.sym
 libvorbis_la_LIBADD = @VORBIS_LIBS@ @OGG_LIBS@
 
 libvorbisfile_la_SOURCES = vorbisfile.c
-libvorbisfile_la_LDFLAGS = -no-undefined -version-info @VF_LIB_CURRENT@:@VF_LIB_REVISION@:@VF_LIB_AGE@
+libvorbisfile_la_LDFLAGS = -no-undefined -version-info @VF_LIB_CURRENT@:@VF_LIB_REVISION@:@VF_LIB_AGE@ \
+	-export-symbols $(srcdir)/libvorbis.sym
 libvorbisfile_la_LIBADD = libvorbis.la @OGG_LIBS@
 
 libvorbisenc_la_SOURCES = vorbisenc.c 
-libvorbisenc_la_LDFLAGS = -no-undefined -version-info @VE_LIB_CURRENT@:@VE_LIB_REVISION@:@VE_LIB_AGE@
+libvorbisenc_la_LDFLAGS = -no-undefined -version-info @VE_LIB_CURRENT@:@VE_LIB_REVISION@:@VE_LIB_AGE@ \
+	-export-symbols $(srcdir)/libvorbis.sym
 libvorbisenc_la_LIBADD = libvorbis.la @OGG_LIBS@
 
 EXTRA_PROGRAMS = barkmel tone psytune