Running

bufr_reencode.pl 1xBUFRSYNOP-ed4.txt > bufr.dat

with file [[bufr_reencode_1xBUFRSYNOP-ed4.txt|1xBUFRSYNOP-ed4.txt]] should produce a BUFR file bufr.dat, which when run through bufrread.pl would result in output exactly equal to 1xBUFRSYNOP-ed4.txt