TARGET_OS|ARCH should never be defaulted to HOST_OS|ARCH. This makes it impossible to detect if the user specified a default.  Tools should have this information available to do the appropriate thing for the specified target, and if not present use reasonable sequece of defaults to try
TARGET_OS|ARCH should never be defaulted to HOST_OS|ARCH. This makes it impossible to detect if the user specified a default.  Tools should have this information available to do the appropriate thing for the specified target, and if not present use reasonable sequece of defaults to try

timj/scons,timj/scons,timj/scons,timj/scons,timj/scons,timj/scons,timj/scons,timj/scons,timj/scons