make suffix rule question

[Thomas Klausner <tk%giga.or.at@localhost>]

Is there a BSD make replacement for:

gen/%_png.h: %.png
        $(UTILS_SRC)/bin2c "$<" "$@"

I know
.SUFFIXES: .png .foo
.png.foo:
	do something

but I don't see how that will work with a _png.h extension and subdirs.
 Thomas