Structs starting with `d' in sys

• dblock sys/dmap.h:56
• device sys/device.h:60
• dirent sys/dirent.h:47
• disklabel sys/disklabel.h:70
• disksort_stats sys/disk.h:93
• dkbad sys/dkbad.h:55
• dkdevice sys/disk.h:53
• dkdriver sys/disk.h:68
• dmap sys/dmap.h:45
• domain sys/domain.h:43