Re: [PATCH] Use wc instead of awk to count subtrees in t0090-cache-tree

> The awk statements previously used in this test weren't compatible
> with the native versions of awk on Solaris:
>
> echo "dir" | /bin/awk -v c=0 '$1 {++c} END {print c}'
> awk: syntax error near line 1
> awk: bailing out near line 1
>
> echo "dir" | /usr/xpg4/bin/awk -v c=0 '$1 {++c} END {print c}'
> 0
>
> And with GNU awk for comparison:
> echo "dir" | /opt/csw/gnu/awk -v c=0 '$1 {++c} END {print c}'
> 1
>
> Instead of modifying the awk code to work, use wc -w instead as that
> is both adequate and simpler.