Fixed a typo in setting OpenAL include directory paths

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9be2c9e9235cfa8a1ef983a1e91f06d1d207bd6c..d6061eb6a3d13387614af33f0c4f2de86aee00a3 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -39,7 +39,7 @@ find_package(SDL REQUIRED)
 find_package(OggVorbis REQUIRED)
 
 include_directories(
-       ${OPENAL_INCLUDES}
+       ${OPENAL_INCLUDE_DIR}
        ${JPEG_INCLUDE_DIR}
        ${PNG_INCLUDE_DIR}
        ${ZLIB_INCLUDE_DIR}