--- a/Makefile.in	2015-04-03 13:27:40.555911000 -0400
+++ b/Makefile.in	2015-04-03 13:27:56.295616631 -0400
@@ -369,7 +369,7 @@
 
 # libmng release @VERSION@
 libmng_la_LDFLAGS = \
-	-version-number @MNG_MAJOR_NR@:@MNG_MINOR_NR@:@MNG_RELEASE_NR@
+	-version-number @MNG_MAJOR_NR@:@MNG_MINOR_NR@:@MNG_RELEASE_NR@ -no-undefined
 
 lib_LTLIBRARIES = libmng.la
 include_HEADERS = libmng.h libmng_conf.h libmng_types.h