this breaks builds of head on stable/9 (Re: svn commit: r257268 - head/gnu/usr.bin/binutils/ld

[Simon J. Gerraty]

>told me what was wrong.  The issue is that the :U modifer I used is a
>bmake feature and that the toolchain target doesn't bootstrap bmake (or
>perhaps doesn't do it early enough).  I plan to commit a workaround for

Hmmm toolchain is in the same TGTS list as buildworld, so should depend
on upgrade_checks which is how the needed make gets built.
Oh, that only applies if ALWAYS_CHECK_MAKE is defined.

Might be a good idea to set ALWAYS_CHECK_MAKE is host isn't head?