--- openal-soft-1.19.1/CMakeLists.txt.orig	2018-10-12 00:05:31.000000000 +0200
+++ openal-soft-1.19.1/CMakeLists.txt	2019-07-25 05:26:21.124715068 +0200
@@ -1350,9 +1350,9 @@
 # Needed for openal.pc.in
 SET(prefix ${CMAKE_INSTALL_PREFIX})
 SET(exec_prefix "\${prefix}")
-SET(libdir "\${exec_prefix}/${CMAKE_INSTALL_LIBDIR}")
-SET(bindir "\${exec_prefix}/${CMAKE_INSTALL_BINDIR}")
-SET(includedir "\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}")
+SET(libdir "${CMAKE_INSTALL_FULL_LIBDIR}")
+SET(bindir "${CMAKE_INSTALL_FULL_BINDIR}")
+SET(includedir "${CMAKE_INSTALL_FULL_INCLUDEDIR}")
 SET(PACKAGE_VERSION "${LIB_VERSION}")
 SET(PKG_CONFIG_CFLAGS )
 SET(PKG_CONFIG_PRIVATE_LIBS )