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Caution: This version of this document is no longer maintained. For the latest documentation, see http://www.qnx.com/developers/docs.


Pty communications manager (QNX Neutrino)

Note: You must be root to start this driver.


devc-pty [options] &


-C size
Specify the size of the canonical buffer in bytes (default 256).
-I size
Size of input buffer in bytes (default 256).
-n numptys
Create numptys ptys (default 8).
-O size
Size of output buffer in bytes (default 3 * 512).


The devc-pty manager is a small pty manager for QNX Neutrino. It can support up to 176 ptys, a limit imposed by UNIX naming conventions for ptys.


Start devc-pty with 32 ptys:

devc-pty -n 32 &

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