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Date: Sat, 4 Oct 2003 14:45:40 -0700 (PDT)
From: Nate Lawson <nate@root.org>
To: Josef Karthauser <joe@FreeBSD.org>
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Subject: Re: cvs commit: src/sys/dev/usb if_aue.c if_auereg.h if_cue.c     
 if_cuereg.h if_kue.c if_kuereg.h if_rue.c if_ruereg.h ubsa.c ufm.c     
 uhid.c ukbd.c ums.c usb_port.h
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On Sat, 4 Oct 2003, Josef Karthauser wrote:
>   Modified files:
>     sys/dev/usb          if_aue.c if_auereg.h if_cue.c if_cuereg.h
>                          if_kue.c if_kuereg.h if_rue.c if_ruereg.h
>                          ubsa.c ufm.c uhid.c ukbd.c ums.c
>                          usb_port.h
>   Log:
>   Make it easier to run this code on RELENG_4.
>===
> +#if __FreeBSD_version >= 500000
>  	mtx_init(&sc->aue_mtx, device_get_nameunit(self), MTX_NETWORK_LOCK,
>  	    MTX_DEF | MTX_RECURSE);
> +#endif

Would it be good to have a compatibility header that defines some things
like this?  See sys/dev/acpica/acpivar.h for some of the things we had to
abstract including mtxs, msleep, etc.  Most drivers are defining their own
private defines for things like this.

-Nate