Variables starting with `d' in osfmk/ipc

• db_indent osfmk/ipc/ipc_port.c:1262
• default_pager_space osfmk/ipc/ipc_space.c:87
• dkqp_format osfmk/ipc/ipc_port.c:1558
• dkqp_long_format osfmk/ipc/ipc_port.c:1557