Patch the build infrastructure to support multiarch.
Index: apulse-0.1.12/CMakeLists.txt
===================================================================
--- apulse-0.1.12.orig/CMakeLists.txt
+++ apulse-0.1.12/CMakeLists.txt
@@ -1,6 +1,8 @@
 cmake_minimum_required (VERSION 2.8...4.0)
 project(apulse)
 
+include(GNUInstallDirs)
+
 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu99 -Wall -fPIC -fvisibility=hidden")
 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror=implicit-function-declaration")
 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -pthread")
@@ -73,7 +75,7 @@ target_link_libraries(pulse-simple ${SYM
 
 add_subdirectory(tests)
 
-set(APULSEPATH "${CMAKE_INSTALL_PREFIX}/lib/apulse" CACHE PATH "library installation directory")
+set(APULSEPATH "${CMAKE_INSTALL_LIBDIR}/apulse" CACHE PATH "library installation directory")
 set(APULSE_SEARCH_PATHS "${APULSEPATH}" CACHE PATH "directory list for LD_LIBRARY_PATH")
 configure_file("${CMAKE_CURRENT_SOURCE_DIR}/src/apulse.template"
                "${CMAKE_CURRENT_BINARY_DIR}/apulse" @ONLY)
Index: apulse-0.1.12/src/apulse.template
===================================================================
--- apulse-0.1.12.orig/src/apulse.template
+++ apulse-0.1.12/src/apulse.template
@@ -1,5 +1,5 @@
 #!/bin/sh
 
-APULSEPATH="@APULSE_SEARCH_PATHS@"
+APULSEPATH='/usr/$LIB/apulse'
 
 LD_LIBRARY_PATH=$APULSEPATH${LD_LIBRARY_PATH:+:$LD_LIBRARY_PATH} exec "$@"