GD_WEBP_ALLOC_STEP   75 ext/gd/libgd/gd_webp.c 		temp = gdRealloc(filedata, size+GD_WEBP_ALLOC_STEP);
GD_WEBP_ALLOC_STEP   87 ext/gd/libgd/gd_webp.c 		n = gdGetBuf(read, GD_WEBP_ALLOC_STEP, infile);