Enabling linux64 packages by default on amd64

[Tijl Coosemans]

On Fri, 6 Jan 2017 18:59:34 +0100 Tijl Coosemans <tijl at FreeBSD.org> wrote:
> With FreeBSD 9, 10.1 and 10.2 going EoL it's time to enable 64 bit Linux
> packages by default on amd64.  If there are no objections I'd like to
> flip the switch next week.
> 
> For now just change LINUX_DEFAULT to c6_64 so users can easily switch
> back to 32 bit if there's a problem.  In a year or so we can remove
> "c6_64" and "c7_64" and let "c6" and "c7" install 64 bit packages on
> amd64.
> 
> Index: Mk/bsd.default-versions.mk
> ===================================================================
> --- Mk/bsd.default-versions.mk	(revision 430716)
> +++ Mk/bsd.default-versions.mk	(working copy)
> @@ -42,7 +42,11 @@ GCC_DEFAULT?=		4.9
>  # Possible values: 7, 8, 9, agpl
>  GHOSTSCRIPT_DEFAULT?=	agpl
>  # Possible values: c6, c6_64, c7, c7_64
> +.if ${ARCH} == amd64
> +LINUX_DEFAULT?=		c6_64
> +.else
>  LINUX_DEFAULT?=		c6
> +.endif
>  .if defined(OVERRIDE_LINUX_BASE_PORT)
>  LINUX_DEFAULT:=		${OVERRIDE_LINUX_BASE_PORT}
>  WARNING+=		"OVERRIDE_LINUX_BASE_PORT is deprecated, please use DEFAULT_VERSIONS+=linux=${OVERRIDE_LINUX_BASE_PORT}."
> 
> 
> And PORTREVISION bumps of course.

Committed in r431245.