Standard output does not get flushed in cygwin?

[Adam D. Ruppe via Digitalmars-d-learn]

On Monday, 2 January 2017 at 15:38:20 UTC, Anonymouse wrote:
> Maybe I'll just have to paste version (Windows) stdout.flush() 
> everywhere. Or maybe I can hijack calls to my own writeln 
> wrapper.

It comes from the C library thinking those other consoles are 
pipes instead of consoles, and thus block buffering instead of 
line buffering.

Easy fix is to just flush after each line... actually, IMO, the 
top-level writeln should just always do this since it is one of 
the most common FAQs.