--- CMakeLists.txt	2010-03-30 07:03:34.000000000 +0200
+++ CMakeLists1.txt	2010-04-04 17:11:19.447191337 +0200
@@ -423,7 +423,7 @@
 # Needed for openal.pc.in
 SET(prefix ${CMAKE_INSTALL_PREFIX})
 SET(exec_prefix "\${prefix}")
-SET(libdir "\${exec_prefix}/${LIB_INSTALL_DIR}")
+SET(libdir "${LIB_INSTALL_DIR}")
 SET(bindir "\${exec_prefix}/bin")
 SET(includedir "\${prefix}/include")
 SET(PACKAGE_VERSION "${LIB_VERSION}")