core2 portage # emerge bcm43xx-fwcutter -av                                          

These are the packages that would be merged, in order:

Calculating dependencies   
!!! All ebuilds that could satisfy "bcm43xx-fwcutter" have been masked.
!!! One of the following masked packages is required to complete your request:
- net-wireless/bcm43xx-fwcutter-005 (masked by: ~amd64 keyword)
- net-wireless/bcm43xx-fwcutter-006 (masked by: ~amd64 keyword)

For more information, see MASKED PACKAGES section in the emerge man page or 
refer to the Gentoo Handbook.

core2 portage # emerge bcm43xx-fwcutter -av                                            
core2 portage # echo "net-wireless/bcm43xx-fwcutter ~amd64" > /etc/portage/package.keywords
core2 portage # emerge bcm43xx-fwcutter -av                                                

These are the packages that would be merged, in order:

Calculating dependencies... done!
[ebuild  N    ] net-wireless/bcm43xx-fwcutter-006  26 kB 

Total size of downloads: 26 kB

Would you like to merge these packages? [Yes/No] no

Quitting.

core2 portage #