Bug#915436: fatsort FTBFS: build hangs when /tmp/fatsort-tc_pos_three_fats_fat32-mountpoint is a directory

[Helmut Grohne]

Source: fatsort
Version: 1.3.365-1
Tags: ftbfs

When /tmp/fatsort-tc_pos_three_fats_fat32-mountpoint is a directory, the
build of fatsort hangs indefinitely and prints

    /bin/bash: line 1: sudo: command not found

once per second.

Helmut