# i've got no idea what this scaling could be for, on both sides...
# it seems that 'low_res', which should be all we ever need according
# to the metapost mfplain guru, really does 200dpi, iso 600dpi (minimun)
- -mp "&mfplain \mode=lowres; \mag=100.0; batchmode; input $<"
+ -$(METAPOST) "&mfplain \mode=lowres; \mag=100.0; batchmode; input $<"
# -mp "&mfmp \mode=ljfour; \mag=100.0; batchmode; input $<"
# -mp "&mfplain modes \mode=ljfour; \mag=100.0; batchmode; \\input $<"
# -mp "&mfplain \mode=lowres; \mag=10.0; batchmode; input $<"