$OpenBSD$
--- src/CMakeLists.txt.orig	Tue Aug  9 11:15:13 2016
+++ src/CMakeLists.txt	Tue Aug  9 18:09:53 2016
@@ -989,6 +989,7 @@ set( FASTMATH_SOURCES
 	sound/oalsound.cpp
 	sound/sndfile_decoder.cpp
 	sound/music_pseudo_mididevice.cpp
+	sound/wordexp.c
 	wildmidi/wildmidi_lib.cpp
 )