<dec f='src/src/sys/sys/extent.h' l='79'/>
<use f='src/src/sys/kern/subr_extent.c' l='164' u='c'/>
<use f='src/src/sys/kern/subr_extent.c' l='555' u='c'/>
<use f='src/src/sys/kern/subr_extent.c' l='951' u='c'/>
