Index: CMakeLists.txt
--- CMakeLists.txt.orig
+++ CMakeLists.txt
@@ -127,12 +127,16 @@ add_dependencies(musikcubed musikcore)
 # tag readers
 add_plugin("src/plugins/taglib_plugin" "taglibreader")
 # outputs
-add_plugin("src/plugins/alsaout" "alsaout")
+if (NOT CMAKE_SYSTEM_NAME MATCHES "OpenBSD")
+  add_plugin("src/plugins/alsaout" "alsaout")
+endif()
 add_plugin("src/plugins/coreaudioout" "coreaudioout")
 add_plugin("src/plugins/nullout" "nullout")
-add_plugin("src/plugins/pipewireout" "pipewireout")
-add_plugin("src/plugins/portaudioout" "portaudioout")
-add_plugin("src/plugins/pulseout" "pulseout")
+if (NOT CMAKE_SYSTEM_NAME MATCHES "OpenBSD")
+  add_plugin("src/plugins/pipewireout" "pipewireout")
+  add_plugin("src/plugins/portaudioout" "portaudioout")
+  add_plugin("src/plugins/pulseout" "pulseout")
+endif()
 add_plugin("src/plugins/sndioout" "sndioout")
 # remotes
 add_plugin("src/plugins/macosmediakeys" "macosmediakeys")
