Link the installed libdts to the installed libdca.

Index: libdca/Makefile.in
--- libdca/Makefile.in.orig
+++ libdca/Makefile.in
@@ -337,7 +337,7 @@ libdca_la_SOURCES = dca_internal.h tables.h tables_qua
 		    tables_huffman.h tables_fir.h tables_adpcm.h tables_vq.h \
 		    bitstream.h bitstream.c parse.c downmix.c
 
-libdca_la_LDFLAGS = -no-undefined -version 0:0:0 -export-symbol-regex dca_.*
+libdca_la_LDFLAGS = -no-undefined -version-info 0:0:0 -export-symbols-regex dca_.*
 libdca_la_LIBADD = $(LIBDCA_LIBS)
 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = libdca.pc libdts.pc
@@ -689,7 +689,7 @@ uninstall-am: uninstall-libLTLIBRARIES uninstall-pkgco
 
 
 install-exec-hook:
-	ln -sf "libdca.a" "$(DESTDIR)$(libdir)/libdts.a"
+	$(LN_S)f "$(libdir)/libdca.a" "$(DESTDIR)$(libdir)/libdts.a"
 
 uninstall-hook:
 	unlink "$(DESTDIR)$(libdir)/libdts.a"