(no version information, might be only in CVS)
xdiff_file_diff_binary -- Make binary diff of two filesxdiff_file_diff_binary() makes binary diff of files file1 and file2 and stores result in file dest. This function works with both text and binary files. Resulting file is in binary format.
Note: Both files will be loaded into memory so ensure that your memory_limit is set high enough.
Returns TRUE on success or FALSE on failure.
See also xdiff_string_diff_binary().