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AIX Version 4.3 Communications Technical Reference, Volume 2

I_GRDOPT streamio Operation


Returns the current read mode setting.


The I_GRDOPT operation returns the current read mode setting in an int parameter pointed to by the arg parameter. Read modes are described in the read subroutine description.

Error Codes

If unsuccessful, the errno global variable is set to the following value:

EFAULT The arg parameter points outside the allocated address space.

Implementation Specifics

This operation is part of STREAMS Kernel Extensions.

Related Information

The streamio operations.

The I_SRDOPT streamio operation.

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