vfs_fruit uses the wrong integer type size_t for the TM backup size calculation. The proper integer type for file sizes is off_t, so use that.
Created attachment 13981 [details] Patch for 4.8 cherry-picked from master
Re-assigning to Karolin for inclusion in 4.8.0rcX.
Pushed to autobuild-v4-8-test.
Fixed in 4.8.0rc4