png_write_data    338 contrib/visupng/PngFile.c         png_set_write_fn(png_ptr, (png_voidp)pfFile, png_write_data, png_flush);
png_write_data     27 contrib/visupng/PngFile.h static void png_write_data(png_structp png_ptr, png_bytep data, png_size_t length);
png_write_data    979 pngpriv.h      PNG_INTERNAL_FUNCTION(void,png_write_data,(png_structrp png_ptr,
png_write_data     61 pngwutil.c        png_write_data(png_ptr, &png_signature[png_ptr->sig_bytes],
png_write_data     96 pngwutil.c        png_write_data(png_ptr, buf, 8);
png_write_data    136 pngwutil.c           png_write_data(png_ptr, data, length);
png_write_data    163 pngwutil.c        png_write_data(png_ptr, buf, (png_size_t)4);