lappend l [file size $path(test1)]
    flush $f
    lappend l [file size $path(test1)]
    close $f
    set l
} {0 60 72}
test io-27.5 {FlushChannel, implicit flush when buffer fills and on close} \
	{unixOrWin} {
    file delete $path(test1)
    set f [open $path(test1) w]
    fconfigure $f -translation lf -buffersize 60 -eofchar {}
    set l ""
    lappend l [file size $path(test1)]
    for {set i 0} {$i < 12} {incr i} {
	puts $f hello

    vwait [namespace which -variable result]
    close $s
    close $s2
    close $server
    set result
} {1 readable 234567890 timer}

test io-58.1 {Tcl_NotifyChannel and error when closing} {stdio unixOrWin openpipe fileevent} {
    set out [open $path(script) w]
    puts $out {
	puts "normal message from pipe"
	puts stderr "error message from pipe"
	exit 1
    }
    proc readit {pipe} {