> ; read -c 72 /dev/wctl Or, if your chosen flavour of Plan 9 doesn't have the 'read -c' option, one of these will do:
dd -if /dev/wctl -bs 72 -count 1 -quiet 1 syscall -o read 0 buf 72 </dev/wctl >[2]/dev/null ------------------------------------------ 9fans: 9fans Permalink: https://9fans.topicbox.com/groups/9fans/Tf13f657beb7b12c0-Mdd9f3de6c6653fc343ffc333 Delivery options: https://9fans.topicbox.com/groups/9fans/subscription
