Open System Services Library Calls Reference Manual (G06.29+, H06.08+, J06.03+)

tcflow(3) OSS Library Calls Reference Manual
• An input/or output error occurred. The device holding the terminal file
might be in the down state, or both processors that provide access to the
device might have failed.
[EISGUARDIAN]
The value used for the filedes parameter is appropriate only in the Guardian
environment.
[ENETDOWN]
The filedes parameter specifies a file in /E (a remote $ZTNT process) but com-
munication with the remote node has been lost.
[ENOTTY] The file associated with the filedes parameter is not a terminal.
[EWRONGID] The function was called for an operation involving an operating system
input/output process (IOP) that is in a down state or has failed.
RELATED INFORMATION
Functions: tcdrain(3), tcflush(3), tcsendbreak(3).
Files: termios(4).
STANDARDS CONFORMANCE
The following are HP extensions to the XPG4 Version 2 specification:
• The tcflow( ) function can return the errno values [EIO], [EISGUARDIAN], [ENET-
DOWN], and [EWRONGID].
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