```cmake
# -*- cmake -*-
include(Linking)
include(Prebuilt)

if (LINUX)
  set(OPENAL ON CACHE BOOL "Enable OpenAL")
else (LINUX)
  set(OPENAL OFF CACHE BOOL "Enable OpenAL")
endif (LINUX)

if (OPENAL)
  if (STANDALONE)
    include(FindPkgConfig)
    include(FindOpenAL)
    pkg_check_modules(OPENAL_LIB REQUIRED openal-soft)
    pkg_check_modules(FREEALUT_LIB REQUIRED freealut)
  else (STANDALONE)
    use_prebuilt_binary(openal-soft)
  endif (STANDALONE)
  set(OPENAL_LIBRARIES 
    openal
    alut
    )
endif (OPENAL)

if (OPENAL)
  message(STATUS "Building with OpenAL audio support")
endif (OPENAL)
```

Revert one openal -> openal-soft replacement - reviewed by Moss
user
```cmake
# -*- cmake -*-
include(Linking)
include(Prebuilt)

if (LINUX)
  set(OPENAL ON CACHE BOOL "Enable OpenAL")
else (LINUX)
  set(OPENAL OFF CACHE BOOL "Enable OpenAL")
endif (LINUX)

if (OPENAL)
  if (STANDALONE)
    include(FindPkgConfig)
    include(FindOpenAL)
    pkg_check_modules(OPENAL_LIB REQUIRED openal)
    pkg_check_modules(FREEALUT_LIB REQUIRED freealut)
  else (STANDALONE)
    use_prebuilt_binary(openal-soft)
  endif (STANDALONE)
  set(OPENAL_LIBRARIES 
    openal
    alut
    )
endif (OPENAL)

if (OPENAL)
  message(STATUS "Building with OpenAL audio support")
endif (OPENAL)
```
assistant