Macros starting with `p' in kern

• pm_err kern/power.h:37
• PORT_MATCH kern/mach_net.c:438
• processor_lock kern/processor.h:251
• processor_unlock kern/processor.h:252
• pset_lock kern/processor.h:246
• pset_ref_lock kern/processor.h:248
• pset_ref_unlock kern/processor.h:249
• pset_unlock kern/processor.h:247