- MAGIC
- MAINLOOP_DEFAULT_TIMEOUT
- MALLOC
- MAXINPUT
- MAXLINE
- MAXSTATE
- MAX_ACTION_LEN
- MAX_ADJUSTMENT
- MAX_ARGC
- MAX_DIFF_RETRY
- MAX_IPC_DELAY
- MAX_IPC_FAIL
- MAX_LRM_REG_FAILS
- MAX_MSG_SIZE
- MAX_NAME
- MAX_NODES
- MAX_RESPAWN
- MAX_START_TIMEOUT_MS
- MAX_TLS_RECV_WAIT
- MAX_VALUE_LEN
- MD5_BLOCK_SIZE
- MD5_DIGEST_SIZE
- MEMCHECK_STAGE_0
- MEMREASSIGN
- MINUS_INFINITY_S
- MIN_CIB_OP_TIMEOUT
- MIN_MSG_SIZE
- MON_STATUS_OK
- MON_STATUS_WARN
- MSG_LOG