On 3 September 2018 at 12:59, Daniel P. Berrangé <berra...@redhat.com> wrote:
>> ########################################## >> +# check for usable bpf system call >> +if test "$bpf" = "yes"; then > > if test "x$bpf" != "xno"; then We don't use the leading-x thingy elsewhere in configure, why is this condition special? (We can assume we don't have a broken shell, and we know that $bpf won't be a string starting with a hyphen.) thanks -- PMM