message: Don't build python renderdoc modules on OS X
diff: @@ -173,7 +173,7 @@ add_custom_command(OUTPUT QRenderDoc
  add_custom_target(build-qrenderdoc ALL DEPENDS QRenderDoc DEPENDS renderdoc)
  # Build python modules - primarily used for constructing documentation
  -if(UNIX)
  +if(UNIX AND NOT APPLE)
  add_subdirectory(Code/pyrenderdoc)
  endif()
  