--- libraw1394-2.1.0.orig/src/Makefile.am
+++ libraw1394-2.1.0/src/Makefile.am
@@ -4,7 +4,7 @@ MAINTAINERCLEANFILES = Makefile.in
 
 lib_LTLIBRARIES = libraw1394.la
 
-libraw1394_la_LDFLAGS = -version-info @lt_major@:@lt_revision@:@lt_age@
+libraw1394_la_LDFLAGS = -export-symbols-regex '^raw1394_' -no-undefined -version-info @lt_major@:@lt_revision@:@lt_age@
 
 libraw1394_la_SOURCES =   \
 	main.c            \