OSF

NAME

fileno − Maps stream pointer to file descriptor

LIBRARY

Standard I/O Package (libc.a)

SYNOPSIS

#include <stdio.h>

int fileno (
    FILE ∗stream );

PARAMETERS

streamSpecifies the input stream. 

DESCRIPTION

The fileno() macro returns the file descriptor of a stream. 

NOTES

AES Support Level:
Full use

RETURN VALUES

The fileno() macro returns the file descriptor associated with the stream parameter. 

RELATED INFORMATION

Functions: clearerr(3), feof(3), ferror(3), fopen(3), open(2)