TIOCOUTQ
QNX SDP8.0Devctl and Ioctl CommandsDeveloper
Get the output queue size
Synopsis:
#include <sys/ioctl.h>
#define TIOCOUTQ _IOR('t', 115, int)
Arguments to ioctl():
Argument | Value |
---|---|
fd | A file descriptor that you obtained by opening the device |
request | TIOCOUTQ |
Additional argument | A pointer to an int |
Description:
This command gets the output queue size. It's also implemented as the DCMD_CHR_OSCHARS devctl() command.
Input:
None.
Output:
The number of characters.
See also:
ioctl() in the QNX OS C Library Reference
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