epsf-dvipdfmx.tex is a plain TeX file to be \input after
epsf.tex when using plain TeX with dvipdfmx. As in: \input epsf
\input epsf-dvipdfmx It is needed when an .eps file has
anything except the origin (0,0) for the lower-left of its
bounding box.

Homepage:
https://ctan.org/pkg/epsf-dvipdfmx
