- DATE_MAX
- DAY_SECONDS
- DBUS_TIMEOUT_USE_DEFAULT
- DEFAULT_LOG_FILE
- DEFAULT_QUERY_TIMEOUT
- DEFAULT_REMOTE_KEY_LOCATION
- DEFAULT_REMOTE_PORT
- DEFAULT_REMOTE_USERNAME
- DEFAULT_START
- DEFAULT_STONITH_MAX_ATTEMPTS
- DEFAULT_STOP
- DEFAULT_VALUE
- DESC
- DESCRIPTION
- DIR
- DLERROR
- DL__SETERROR
- DOT_PREFIX
- DOWN_ERASE_LRM
- DOWN_KEEP_LRM
- DT_BLK
- DT_CHR
- DT_DIR
- DT_FIFO
- DT_LNK
- DT_REG
- DT_SOCK
- DT_UNKNOWN
- DT_WHT
- DYLD_BOOL
- DYLD__SETERROR
- DYLD__SETMYERROR
- DYNAMIC_PATH
- D_NAMLEN