Merge pull request #2658 from hselasky/alsa_support_freebsd

plugins: Build ALSA plugin for FreeBSD

plugins/CMakeLists.txt

@@ -46,6 +46,7 @@ elseif("${CMAKE_SYSTEM_NAME}" MATCHES "FreeBSD")
 	add_subdirectory(linux-pulseaudio)
 	add_subdirectory(linux-v4l2)
 	add_subdirectory(linux-jack)
+	add_subdirectory(linux-alsa)
 endif()
 
 option(BUILD_BROWSER "Build browser plugin" OFF)