Macros starting with `m' in kern

• MACHDBG_CODE kern/kdebug.h:138
• MACH_TRAP kern/syscall_sw.h:70
• MACH_TRAP_STACK kern/syscall_sw.h:72
• malloc_lock kern/malloc_debug.c:66
• malloc_unlock kern/malloc_debug.c:67
• mfs_assert kern/mapfs.h:129
• MISCDBG_CODE kern/kdebug.h:144
• msg_queue_init kern/msg_queue.h:50
• msg_queue_lock kern/msg_queue.h:47
• msg_queue_unlock kern/msg_queue.h:48
• mutex_init kern/netport_tcp.c:108
• mutex_lock kern/netport_tcp.c:106
• mutex_unlock kern/netport_tcp.c:107