Defines starting with `i' in machdep/ppc

• iabr machdep/ppc/asm.h:52
• icmp machdep/ppc/asm.h:49
• IKSBASE machdep/ppc/genassym.c:201
• imiss machdep/ppc/asm.h:48
• InitEmulatorDataPtr machdep/ppc/nkdefs.h:102
• InitZero machdep/ppc/nkdefs.h:103
• __inline__ machdep/ppc/alignment.c:161
• IPLDEVICE machdep/ppc/machspl.h:140
• IPLHIGH machdep/ppc/machspl.h:138
• IPLSCHED machdep/ppc/machspl.h:139