movenc: Define the flag bits using shifts instead of as decimal numbers

Signed-off-by: Martin Storsjö <martin@martin.st>
Merge commit '2f221b6a9365aa400061e16266f2d1242f7169f8'

* commit '2f221b6a9365aa400061e16266f2d1242f7169f8':
  movenc: Define the flag bits using shifts instead of as decimal numbers

Merged-by: Michael Niedermayer <michaelni@gmx.at>