mark() (was: libpw.a)

[Doug Gwyn]

In article <29996 at bu-cs.BU.EDU> bzs at bu-cs.BU.EDU (Barry Shein) writes:
-This should be very easy to implement within C/Unix, even within the
-current malloc schemes by just introducing a special mark cell into
-the chain.

No, it is NOT easy to implement in some environments, at least not
without unacceptable performance penalties for the vast majority
of applications that would not benefit from it.