ref: d3e49bb897e483fbde5bf3f7ac2b527fc71bde17
dir: /sys/src/libthread/ioflush.c/
#include <u.h>
#include <libc.h>
#include <thread.h>
#include "threadimpl.h"
long
_ioflush(va_list *)
{
	return 0;
}
int
ioflush(Ioproc *io)
{
	return iocall(io, _ioflush);
}