Go patch committed: Update libgo to Go release r60

[Rainer Orth]

Ian Lance Taylor <iant@google.com> writes:

>> * IRIX will be worse: while it has TIOCNOTTY, it completely lacks
>>   TIOCSCTTY.
>>
>> Suggestions?
>
> For a missing TIOCSCTTY I think the simplest solution will be to set it
> in syscall_irix.go to some innocuous value if there is one.  E.g.,
> TIOCNXCL if Irix supports that.  If there is no innocuous value, let's
> just set it to 0 and test for 0 in exec.go before calling ioctl.
>
> Similarly, if we can't get TIOCNOTTY defined in sysinfo.go, then I think
> it's OK to just define it directly in syscall_irix.go and
> syscall_solaris.go.  Those values are not going to change with different
> versions of the OS.

Solaris 8 and 9 suffer from the same problem.  The following patch
allowed the bootstrap to complete.  An IRIX bootstrap is currently
running, but will take some time to complete.

	Rainer


2011-09-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* mksysinfo.sh: Provide TIOCSCTTY if missing.

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Rainer Orth, Center for Biotechnology, Bielefeld University