ioctl.h File Reference

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Functions
int	ioctl (int fd, unsigned int request, unsigned long arg)
	Perform device-specific control. More...

Function Documentation

ioctl()

int ioctl	(	int	fd,
		unsigned int	request,
		unsigned long	arg
	)

Perform device-specific control.

Parameters

fd	The file descriptor number of the file.
request	The request command to perform.
arg	The argument to pass with the request.

Return values

int	0 on success and nonzero error number on error.