Robuta

https://cygwin.com/pipermail/cygwin/2009-July/178050.html 1.7.0: read() blocking with VMIN = VTIME = 0 1 7 0 read blocking vmin https://cygwin.com/pipermail/cygwin/2020-March/000042.html Setting termios VMIN 0 and VTIME 0 on non blocking file non blocking setting termios vmin 0