calc_tickadj: unknown env option

[Daniel Franke]

On 2/25/16, Sanjeev Gupta <ghane0 at gmail.com> wrote:
> The script itself seems perl , is the "-w" supposed to be passed to the
> perl interpreter?  That does not seem to make sense, either.

Yes, I think it is. Look at commit
25d702fe88a303929bc940be9294d8a00e1554f5. The first line used to be

#! @PATH_PERL@ -w

It appears Eric accidentally substituted /usr/bin/env instead of
/usr/bin/perl during a cleanup of obsolete waf substitutions.