zap the rather useless machdep.apmwarn entries (see apm(4));

ok deraadt

src/etc/etc.i386/sysctl.conf

@@ -1,5 +1,4 @@
 #machdep.allowaperture=2	# See xf86(4)
-#machdep.apmwarn=10		# battery % when apm status messages enabled
 #machdep.apmhalt=1		# 1=powerdown hack, try if halt -p doesn't work
 #machdep.kbdreset=1		# permit console CTRL-ALT-DEL to do a nice halt
 #machdep.userldt=1		# allow userland programs to play with ldt,

src/etc/etc.zaurus/sysctl.conf

@@ -1,4 +1,3 @@
-#machdep.apmwarn=10		# battery % when apm status messages enabled
 #machdep.kbdreset=1		# permit zkbd(4) power key to do a nice halt
 #machdep.maxspeed=520		# set change maximum processor speed
 #machdep.lidsuspend=1		# closing the lid will suspend machine