lsof won't build

Paul Schmehl pschmehl_lists at
Sat Sep 19 22:28:46 UTC 2009

--On September 19, 2009 6:16:22 PM -0400 Lowell Gilbert 
<freebsd-ports-local at> wrote:

> Robert Huff <roberthuff at> writes:
>> Paul Schmehl writes:
>>>  > 	The usual casue of this is the installed kernel(+world ??)
>>>  > being out of sync with the contents of /usr/src.
>>>  That doesn't make sense to me.  vm.h is a src file.
>> 	I have not read the code ... but as I understnd it, the build
>> process draws on header files from both /usr/include and /usr/src.
>> If the two disagree - <throat-slitting motion>.
> Not exactly.  Buildworld first builds the toolchain from the source
> tree, then uses that toolchain to build the rest of the system.  lsof
> isn't part of the system build; it comes from the ports system.
>>>  Are you saying you rebuilt kernel and lsof built fine afterwards?
> Right.  lsof needs to look at kernel structures, so it has to be built
> from the same headers that the kernel was, or it won't know how to
> interpret the data it retrieves.

Thanks, Lowell.  That makes sense.

Paul Schmehl, If it isn't already
obvious, my opinions are my own
and not those of my employer.
WARNING: Check the headers before replying

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