to enable suspend on closing laptop lid, provided that the laptop support apm, this is what we do in OpenBSD:
0. go to /etc/sysctl.conf
1. uncomment [delete the #] in front of the following line:
that’s it !
tested on OpenBSD 4.8 generic kernel, base install on axio pico djm (msi wind clone) and ibm thinkpad x60s