gdImageRotate    2144 gd/gd.c        	im_dst = gdImageRotate(im_src, degrees, color, ignoretransparent);
gdImageRotate     577 gd/libgd/gd.h  gdImagePtr gdImageRotate (gdImagePtr src, double dAngle, int clrBack, int ignoretransparent);
gdImageRotate      54 gd/libgd/gd_compat.h gdImagePtr gdImageRotate (gdImagePtr src, double dAngle, int clrBack, int ignoretransparent);