[pdl-commit] PDL/t hdrs.t

[Craig D. <zo...@us...>]

Update of /cvsroot/pdl/PDL/t
In directory usw-pr-cvs1:/tmp/cvs-serv27821/t

Modified Files:
	hdrs.t 
Log Message:
Fixes to window spinlocks; new hdr() method; gethdr() method can now
return undef.