Better support for -b<modifier>
Better support for -b<modifier>

open-power/eCMD,open-power/eCMD,open-power/eCMD,mklight/eCMD,mklight/eCMD,open-power/eCMD,mklight/eCMD,open-power/eCMD,mklight/eCMD,mklight/eCMD