gdImageXbmCtx 2717 ext/gd/gd.c _php_image_output_ctx(INTERNAL_FUNCTION_PARAM_PASSTHRU, PHP_GDIMG_TYPE_XBM, "XBM", gdImageXbmCtx); gdImageXbmCtx 403 ext/gd/libgd/gd.h void gdImageXbmCtx(gdImagePtr image, char* file_name, int fg, gdIOCtx * out);