Commited upstream ee51106ced2f17bcdd5cf6c706627f41f3f6c175

--- build/platforms/openbsd.mk.orig	Thu Jul  3 22:42:55 2014
+++ build/platforms/openbsd.mk	Thu Jul  3 22:43:07 2014
@@ -8,4 +8,4 @@ CFLAGS                   += -DSHARED_EXT=\"$(SO_EXT)\"
 LDFLAGS                  +=
 
 INTL_LIBS                ?= -lintl
-MUMBLE_LIBS              ?= -lrt
+MUMBLE_LIBS              ?= 
