http://bugs.gentoo.org/367589
http://bugs.gentoo.org/514748

--- clients/control/Makefile.am
+++ clients/control/Makefile.am
@@ -18,6 +18,7 @@
 
 lash_control_LDADD = \
 	$(top_builddir)/liblash/liblash.la \
-	$(LASH_LIBS) @READLINE_LIBS@
+	$(LASH_LIBS) @READLINE_LIBS@ \
+	$(UUID_LIBS)
 
 endif
--- clients/synth/Makefile.am
+++ clients/synth/Makefile.am
@@ -20,4 +20,5 @@
 	$(JACK_LIBS) \
 	$(ALSA_LIBS) \
 	$(GTK2_LIBS) \
-	-lpthread
+	-lpthread \
+	-lm