1 files changed, 2 insertions, 2 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 93fa715..8ed2e37 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -13,7 +13,7 @@ set(LIBUSBMUXD_SOVERSION "1")
 message("-- Configuring usbmuxd v${VERSION_TAG}")
 
 if(NOT DEFINED LIB_SUFFIX)
-  if(CMAKE_SIZEOF_VOID_P EQUAL 8)
+  if(CMAKE_SIZEOF_VOID_P EQUAL 8 AND ${CMAKE_SYSTEM_NAME} MATCHES "Linux")
     set(LIB_SUFFIX "64" CACHE STRING "Define suffix of library directory name (32/64)" )
   else()
     set(LIB_SUFFIX "" CACHE STRING "Define suffix of library directory name (32/64)" )
@@ -67,7 +67,7 @@ add_definitions(-Wall)
 add_subdirectory (libusbmuxd)
 if (WITH_USBMUXD)
   add_subdirectory (daemon)
-  if (NOT WIN32 AND NOT APPLE)
+  if (${CMAKE_SYSTEM_NAME} MATCHES "Linux")
     add_subdirectory (udev)
   endif()
 endif()