376                 int dstX0, int dstY0,  in regions_overlap()  argument
379    if (MAX2(srcX0, srcX1) < MIN2(dstX0, dstX1))  in regions_overlap()
382    if (MAX2(dstX0, dstX1) < MIN2(srcX0, srcX1))  in regions_overlap()
432                  int dstX0, int dstY0,  in util_blit_pixels()  argument
464                       dstX0, dstY0, dstX1, dstY1);  in util_blit_pixels()
489        dstX0 < dstX1 &&  in util_blit_pixels()
492        (dstX1 - dstX0) == (srcX1 - srcX0) &&  in util_blit_pixels()
504                                  dstX0, dstY0, dst->u.tex.first_layer,/* dest */  in util_blit_pixels()
552          int tmp = dstX0;  in util_blit_pixels()
553          dstX0 = dstX1;  in util_blit_pixels()
770                                   (float) dstX0 / dst_surface->width * 2.0f - 1.0f,  in util_blit_pixels()
819                      int dstX0, int dstY0,  in util_blit_pixels_tex()  argument
919                                   (float) dstX0 / dst->width * 2.0f - 1.0f,  in util_blit_pixels_tex()