InvertAffineCoefficients  637 magick/distort.c       InvertAffineCoefficients(inverse, coeff); /* invert */
InvertAffineCoefficients 1770 magick/distort.c         InvertAffineCoefficients(coeff, inverse);
InvertAffineCoefficients 1992 magick/distort.c         InvertAffineCoefficients(coeff, inverse);