gdImageSkewX      411 libgd/gd_rotate.c 		gdImageSkewX(dst1, src, u, iShear, (dShear - iShear), clrBack, ignoretransparent);
gdImageSkewX      497 libgd/gd_rotate.c 		gdImageSkewX(dst3, dst2, u, iShear, (dOffset - iShear), clrBack, ignoretransparent);