gdImageGifCtx    2726 gd.c           	_php_image_output_ctx(INTERNAL_FUNCTION_PARAM_PASSTHRU, PHP_GDIMG_TYPE_GIF, "GIF", gdImageGifCtx);
gdImageGifCtx     588 libgd/gd.h     void gdImageGifCtx(gdImagePtr im, gdIOCtx *out);
gdImageGifCtx     104 libgd/gd_gif_out.c   gdImageGifCtx (im, out);
gdImageGifCtx     113 libgd/gd_gif_out.c   gdImageGifCtx (im, out);