Variables starting with `d' in osfmk/ppc/POWERMAC

• data osfmk/ppc/POWERMAC/video_console.c:1676
• dbdma_alloc_index osfmk/ppc/POWERMAC/dbdma.c:41
• disableConsoleOutput osfmk/ppc/POWERMAC/video_console.c:1913
• dma_flags osfmk/ppc/POWERMAC/scc_8530.h:396