Noah Misch <> writes:
> On Thu, May 01, 2014 at 12:13:28PM -0400, Tom Lane wrote:
>> Is there any reason not to change this to just fflush(NULL)?  We dropped
>> support for SunOS 4.1 quite some time ago ...

> Modern systems have other fflush(NULL) problems:


Fun.  I doubt that the postmaster's stdin would ever be a pipe, but
maybe we'd better leave well enough alone.  Should update the comment

                        regards, tom lane

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