[sane-devel] how to compile snapscan with usb support

[Oliver Schwartz]

> > > configure don't find usb.h . What do I need for it. Only
> > > kernel USB support or libusb or something else.
> >
> > You need the kernel include files. usb.h is usually found in
> > /usr/include/linux/usb.h. Depending on your distribution you may have to
> > install a package that contains only the include files of the kernel or
> > the complete kernel tree.
>
> As far as I know no part of SANE depends on the kernel linux/usb.h file.
> The test in configure is for the usb.h file provided by libbusb. libusb is
> only used by the sm3600 backend, so it doesn't matter if it's not
> found for snapscan.

Hm - yes. No usb.h needed for the snapscan backend, so you may simply ignore 
the configure warning. I must have been still asleep...

Oliver