Comment 2 for bug 1787012

Oh, and how I found this. From http://lists.xymon.com/archive/2012-July/035109.html:

> Sorry to reply to myself. Looks like this line:
>
> uname -s | tr '[/]' '[_]'
>
> ...is not acceptable to /usr/bin/tr on Solaris 10. It worked fine
> on 9. On 10, one receives this error:
>
> # uname -s | tr '[/]' '[_]' Bad string

And indeed I get:

# uname -s | tr '[/]' '[_]'
Bad string
#

So this is a bug in the Makefile, but only for Solaris 10.