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# Wait for given number of seconds, reading any data from
# all TCP connections while doing so.
if [[ ${(t)SECONDS} != float* ]]; then
# If called from tcp_expect, don't override
typeset -F TCP_SECONDS_START=$SECONDS
# Get extra accuracy by making SECONDS floating point locally
typeset -F SECONDS
fi
typeset to end
(( to = $1, end = SECONDS + to ))
while (( SECONDS < end )); do
tcp_read -a -T $to
(( to = end - SECONDS ))
done
return
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