>>> "SM" == Stefan Monnier <monnier@iro.umontreal.ca> writes:

   >> pkg_cv_LIBOTF_LIBS='-lfreetype -lz -lpng12 -lotf -lfreetype'
   > [...]
   >> LIBOTF_LIBS='-lfreetype -lz -lpng12 -lotf -lfreetype'

   > I think this is part of the answer: why do the OTF settings ask for
   > a `png12` library?

And why didn't do it in the past, I will try to bisect this and come back.