[U]
- U
- U128
- U16
- U32
- U32TO8_LE
- U64
- U64TO8_LE
- U8TO32_LE
- U8TO64_LE
- UARG
- UCS_MAP_ASCII
- UCS_MAP_CP10001
- UCS_MAP_CP932
- UCS_MAP_MS
- UChar
- UDP_CORK
- UI8_2_NUM
- UIDT2NUM
- UINT2NUM
- UINTPTR_MAX
- ULL
- ULL2NUM
- ULLONG_MAX
- ULLONG_MAX_PLUS_ONE
- ULLong
- ULONG
- ULONG2NUM
- ULONG_MAX_PLUS_ONE
- ULong
- UMASK
- UMINUS
- UNALIGNED_ADD
- UNALIGNED_ADD_16
- UNALIGNED_ADD_4
- UNALIGNED_ADD_8
- UNALIGNED_ADD_ALL
- UNALIGNED_WORD_ACCESS
- UNDEF
- UNDEFINED_METHOD_ENTRY_P
- UNDEFINED_REFINED_METHOD_P
- UNDEF_ALLOC_FUNC
- UNESCAPE
- UNICODE_BMP_MAX
- UNICODE_ISO_8859_1
- UNICODE_MAX
- UNICODE_NORMALIZATION
- UNINITIALIZED_VAR
- UNIX_EPOCH_IN_CJD
- UNKNOWN_ESC_WARN
- UNKNOWN_NODE
- UNLIKELY
- UNLIMITED_ARGUMENTS
- UNPACK_PUSH
- UNREACHABLE
- UNSET_WHEN
- UNSPECIFIED_ENCODING
- UNUSED
- UNW_LOCAL_ONLY
- UPDATE_CALLBACK
- UPDATE_LENGTH_LIMIT
- UPDATE_MEMO
- UPLUS
- UPPER
- USE_BACKREF_WITH_LEVEL
- USE_CAPITAL_P_NAMED_GROUP
- USE_CAPTURE_HISTORY
- USE_CONSERVATIVE_STACK_END
- USE_CONSOLE_GETSIZE
- USE_CRNL_AS_LINE_TERMINATOR
- USE_DEV_URANDOM
- USE_DIRECT_THREADED_VM
- USE_DLN_DLOPEN
- USE_ELF
- USE_EVLOOP_THREAD_ALONE_CHECK_FLAG
- USE_FFI_CLOSURE_ALLOC
- USE_FIND_LONGEST_SEARCH_ALL_OF_RANGE
- USE_FLONUM
- USE_GETEUID
- USE_GETGRNAM_R
- USE_GETPWNAM_R
- USE_GMP
- USE_IC_FOR_IVAR
- USE_IC_FOR_SPECIALIZED_METHOD
- USE_INSERT_IGNORE_ESCAPE
- USE_INSN_STACK_INCREASE
- USE_INSPECT_BYTE
- USE_INVALID_CODE_SCHEME
- USE_LAZY_LOAD
- USE_MACHINE_REGS
- USE_MONOMANIAC_CHECK_CAPTURES_IN_ENDLESS_REPEAT
- USE_MONOTONIC_COND
- USE_NAMED_GROUP
- USE_NAME_ON_FS
- USE_NATIVE_THREAD_INIT
- USE_NATIVE_THREAD_PRIORITY
- USE_NEWLINE_AT_END_OF_STRING_HAS_EMPTY_LINE
- USE_NO_INVALID_QUANTIFIER
- USE_NTFS
- USE_OP_PUSH_OR_JUMP_EXACT
- USE_PACK
- USE_PARSE_TREE_NODE_RECYCLE
- USE_PERL_SUBEXP_CALL
- USE_POLL
- USE_POSIX_API_REGION_OPTION
- USE_QTFR_PEEK_NEXT
- USE_RGENGC
- USE_RGENGC_LOGGING_WB_UNPROTECT
- USE_RINCGC
- USE_RUBY_ALLOC
- USE_SENDFILE
- USE_SETVBUF
- USE_SHARED_CCLASS_TABLE
- USE_SIGALTSTACK
- USE_SLEEPY_TIMER_THREAD
- USE_SPAWNV
- USE_ST_LIBRARY
- USE_SUBEXP_CALL
- USE_SUNDAY_QUICK_SEARCH
- USE_SYMBOL_AS_METHOD_NAME
- USE_SYMBOL_GC
- USE_THREAD_CACHE
- USE_THREAD_DATA_RECYCLE
- USE_TICK_T
- USE_TIMEOFDAY
- USE_TOGGLE_WINDOW_MODE_FOR_IDLE
- USE_UBF_LIST
- USE_UCONTEXT_REG
- USE_UNICODE_AGE_PROPERTIES
- USE_UNICODE_PROPERTIES
- USE_UPPER_CASE_TABLE
- USE_VARIABLE_META_CHARS
- USE_WARNING_REDUNDANT_NESTED_REPEAT_OPERATOR
- USE_WORD_BEGIN_END
- USTR
- UScore
- UTF16_IS_SURROGATE
- UTF16_IS_SURROGATE_FIRST
- UTF16_IS_SURROGATE_SECOND
- UTF16_TO_UTF32
- UTF8_INPUT_ENABLE
- UTF8_MAC
- UTF8_OUTPUT_ENABLE
- UTF8_PATH
- UTF8_TRAIL0
- UTF8_TRAILS
- UTF_16
- UTF_16BE
- UTF_16BE_BOM
- UTF_16LE
- UTF_16LE_BOM
- UTF_32
- UTF_32BE
- UTF_32BE_BOM
- UTF_32LE
- UTF_32LE_BOM
- UTF_8
- UTF_8N
- UTF_8_BOM
- UWIDEINT_MAX
- UnsetAddr
- UnsetAddrList