Defines starting with `d' in bsd/ppc

• DEV_BSHIFT bsd/ppc/param.h:49
• DEV_BSIZE bsd/ppc/param.h:48
• DFLCSIZ bsd/ppc/vmparam.h:54
• DFLDSIZ bsd/ppc/vmparam.h:42
• DFLSSIZ bsd/ppc/vmparam.h:48