I have verifed Dylan's result. It worked in 101.2, but not in 101.3.
Keep tuned ...
20060910_1456/bp/OTHER]% sac
SEISMIC ANALYSIS CODE [07/29/2009 (Version 101.3)]
Copyright 1995 Regents of the University of California
SAC> r *BLA*
2006.253.14.56.24.1250.US.BLA..BHN.R.SAC
2006.253.14.56.30.5749.US.BLA..BHE.R.SAC BLA.US.BHZ
SAC> synchronize
Bus error
Now ...
/usr/local]% rm sac
remove sac? y
[snoke@macarthur-3 /usr/local]% ln -s jas/sac_archive/sac-080904 sac
20060910_1456/bp/OTHER]% sac
SEISMIC ANALYSIS CODE [09/04/2008 (Version 101.2)]
Copyright 1995 Regents of the University of California
SAC> r *BLA*
2006.253.14.56.24.1250.US.BLA..BHN.R.SAC
2006.253.14.56.30.5749.US.BLA..BHE.R.SAC BLA.US.BHZ
SAC> synchronize
SAC> quit