GCC-3.0.4 (pre) on AIX requires pthreads

[David Edelsohn]

>>>>> Loren James Rittle writes:

>> G++ is not suppose to require pthreads

Loren> True.

>> except when invoked with -pthread GCC option.

Loren> False.  The correct answer is ``except when so configured either by
Loren> default for the port or explicitly by the gcc installer.''  In either
Loren> case, -pthread is not honored by all ports.

	That may be true for GNU/Linux, but is not true for AIX and HP/UX
10.  This is a port-specific issue, so making a generalization that this
is a configuration issue is incorrect.  AIX requires finer-grained control
and the AIX GCC port provide finer-grained control.

David