- N
 
- NAGIOS_INSUFFICIENT_PRIV
 
- NAGIOS_METADATA_DIR
 
- NAGIOS_NOT_INSTALLED
 
- NAGIOS_PLUGIN_DIR
 
- NAGIOS_STATE_CRITICAL
 
- NAGIOS_STATE_DEPENDENT
 
- NAGIOS_STATE_OK
 
- NAGIOS_STATE_UNKNOWN
 
- NAGIOS_STATE_WARNING
 
- NAME
 
- NAME_MAX
 
- NAME_MAX_MINIMUM
 
- NAME_OF_NONCE_DEVICE
 
- NAME_OF_RANDOM_DEVICE
 
- NAN
 
- NAPPEND
 
- NARGS
 
- NATIVE_SLASH
 
- NBITS
 
- NDIR
 
- NEED_MKTIME_INTERNAL
 
- NEED_MKTIME_WINDOWS
 
- NEED_MKTIME_WORKING
 
- NEED_PRINTF_DOUBLE
 
- NEED_PRINTF_LONG_DOUBLE
 
- NEGATIVE_SIGN
 
- NETBSD_LDAV_FILE
 
- NEUTRAL_FACE
 
- NEWLINE_CHAR
 
- NEW_ACE_ACCESS_ALLOWED_ACE_TYPE
 
- NEW_ACE_ACCESS_DENIED_ACE_TYPE
 
- NEW_ACE_APPEND_DATA
 
- NEW_ACE_DELETE
 
- NEW_ACE_DELETE_CHILD
 
- NEW_ACE_EVERYONE
 
- NEW_ACE_EXECUTE
 
- NEW_ACE_GROUP
 
- NEW_ACE_IDENTIFIER_GROUP
 
- NEW_ACE_OWNER
 
- NEW_ACE_READ_ACL
 
- NEW_ACE_READ_ATTRIBUTES
 
- NEW_ACE_READ_DATA
 
- NEW_ACE_READ_NAMED_ATTRS
 
- NEW_ACE_SYNCHRONIZE
 
- NEW_ACE_WRITEA_DATA
 
- NEW_ACE_WRITE_ACL
 
- NEW_ACE_WRITE_ATTRIBUTES
 
- NEW_ACE_WRITE_DATA
 
- NEW_ACE_WRITE_NAMED_ATTRS
 
- NEW_ACE_WRITE_OWNER
 
- NEW_PATTERN
 
- NEXT_ENDBUF_CONSTRAINT
 
- NEXT_NEWLINE_CONSTRAINT
 
- NEXT_NOTWORD_CONSTRAINT
 
- NEXT_WORD_CONSTRAINT
 
- NFILES
 
- NF_IS_COMPAT_DECOMPOSING
 
- NF_IS_COMPOSING
 
- NINDIR
 
- NI_NUMERICHOST
 
- NI_NUMERICSERV
 
- NLIMBS1
 
- NLIMBS3
 
- NLIST_STRUCT
 
- NLW
 
- NMAX
 
- NODE_IMPL
 
- NODE_PAYLOAD_ASSIGN
 
- NODE_PAYLOAD_DISPOSE
 
- NODE_PAYLOAD_FIELDS
 
- NODE_PAYLOAD_PARAMS
 
- NODE_T
 
- NODE_TO_INDEX
 
- NODISCARD
 
- NODOMAINNAME
 
- NOEXPR
 
- NOFLSH
 
- NOHOSTNAME
 
- NONE
 
- NONOPTION_P
 
- NON_TYPE
 
- NORMALNODE
 
- NOTCHAR
 
- NOTE_DELETE
 
- NOTE_INSERT
 
- NOTE_ORDERED
 
- NOTHING_IS_DONE
 
- NOTLIMWORD
 
- NOTLIMWORD_CONSTRAINT
 
- NOT_AN_INODE_NUMBER
 
- NOT_SATISFY_NEXT_CONSTRAINT
 
- NOT_SATISFY_PREV_CONSTRAINT
 
- NOT_WORD_DELIM
 
- NOT_WORD_DELIM_CONSTRAINT
 
- NO_CONSTRAINT
 
- NO_FINALIZE
 
- NO_LEADING_PERIOD
 
- NO_LEAF_OPTIMIZATION
 
- NPROC_ALL
 
- NPROC_CURRENT
 
- NPROC_CURRENT_OVERRIDABLE
 
- NSADDIMAGE_OPTION_MATCH_FILENAME_BY_INSTALLNAME
 
- NSADDIMAGE_OPTION_NONE
 
- NSADDIMAGE_OPTION_RETURN_ONLY_IF_LOADED
 
- NSADDIMAGE_OPTION_RETURN_ON_ERROR
 
- NSADDIMAGE_OPTION_WITH_SEARCHING
 
- NSIG
 
- NSLOOKUPSYMBOLINIMAGE_OPTION_BIND
 
- NSLOOKUPSYMBOLINIMAGE_OPTION_BIND_FULLY
 
- NSLOOKUPSYMBOLINIMAGE_OPTION_BIND_NOW
 
- NSLOOKUPSYMBOLINIMAGE_OPTION_RETURN_ON_ERROR
 
- NS_IN6ADDRSZ
 
- NS_INADDRSZ
 
- NS_INT16SZ
 
- NTSTATUS
 
- NUL
 
- NULL
 
- NULL_CHECK
 
- NUMCHARS
 
- NUMNAME
 
- NUMNAME_ENTRIES
 
- NUM_HIGHBITS
 
- NUM_LOWBITS
 
- NUM_RECENT_BAGS
 
- NUM_RECENT_SUMS
 
- NUM_ROUNDS
 
- NWORDS
 
- NWORDSD
 
- NWORDSF
 
- NWORDSL
 
- NZ
 
- N_
 
- N_CS_PRECEDES
 
- N_DIRECT_ALLOC_ARGUMENTS
 
- N_DIRECT_ALLOC_DIRECTIVES
 
- N_GROUPS_INIT
 
- N_SEP_BY_SPACE
 
- N_SIGN_POSN
 
- NaNd
 
- NaNf
 
- NaNl
 
- NeXT