[U]

1. U
2. U128
3. U16
4. U32
5. U32TO8_LE
6. U64
7. U64TO8_LE
8. U8TO32_LE
9. U8TO64_LE
10. UARG
11. UCS_MAP_ASCII
12. UCS_MAP_CP10001
13. UCS_MAP_CP932
14. UCS_MAP_MS
15. UChar
16. UDP_CORK
17. UI8_2_NUM
18. UIDT2NUM
19. UINT2NUM
20. UINTPTR_MAX
21. ULL
22. ULL2NUM
23. ULLONG_MAX
24. ULLONG_MAX_PLUS_ONE
25. ULLong
26. ULONG
27. ULONG2NUM
28. ULONG_MAX_PLUS_ONE
29. ULong
30. UMASK
31. UMINUS
32. UNALIGNED_ADD
33. UNALIGNED_ADD_16
34. UNALIGNED_ADD_4
35. UNALIGNED_ADD_8
36. UNALIGNED_ADD_ALL
37. UNALIGNED_WORD_ACCESS
38. UNDEF
39. UNDEFINED_METHOD_ENTRY_P
40. UNDEFINED_REFINED_METHOD_P
41. UNDEF_ALLOC_FUNC
42. UNESCAPE
43. UNICODE_BMP_MAX
44. UNICODE_ISO_8859_1
45. UNICODE_MAX
46. UNICODE_NORMALIZATION
47. UNINITIALIZED_VAR
48. UNIX_EPOCH_IN_CJD
49. UNKNOWN_ESC_WARN
50. UNKNOWN_NODE
51. UNLIKELY
52. UNLIMITED_ARGUMENTS
53. UNPACK_PUSH
54. UNREACHABLE
55. UNSET_WHEN
56. UNSPECIFIED_ENCODING
57. UNUSED
58. UNW_LOCAL_ONLY
59. UPDATE_CALLBACK
60. UPDATE_LENGTH_LIMIT
61. UPDATE_MEMO
62. UPLUS
63. UPPER
64. USE_BACKREF_WITH_LEVEL
65. USE_CAPITAL_P_NAMED_GROUP
66. USE_CAPTURE_HISTORY
67. USE_CONSERVATIVE_STACK_END
68. USE_CONSOLE_GETSIZE
69. USE_CRNL_AS_LINE_TERMINATOR
70. USE_DEV_URANDOM
71. USE_DIRECT_THREADED_VM
72. USE_DLN_DLOPEN
73. USE_ELF
74. USE_EVLOOP_THREAD_ALONE_CHECK_FLAG
75. USE_FFI_CLOSURE_ALLOC
76. USE_FIND_LONGEST_SEARCH_ALL_OF_RANGE
77. USE_FLONUM
78. USE_GETEUID
79. USE_GETGRNAM_R
80. USE_GETPWNAM_R
81. USE_GMP
82. USE_IC_FOR_IVAR
83. USE_IC_FOR_SPECIALIZED_METHOD
84. USE_INSERT_IGNORE_ESCAPE
85. USE_INSN_STACK_INCREASE
86. USE_INSPECT_BYTE
87. USE_INVALID_CODE_SCHEME
88. USE_LAZY_LOAD
89. USE_MACHINE_REGS
90. USE_MONOMANIAC_CHECK_CAPTURES_IN_ENDLESS_REPEAT
91. USE_MONOTONIC_COND
92. USE_NAMED_GROUP
93. USE_NAME_ON_FS
94. USE_NATIVE_THREAD_INIT
95. USE_NATIVE_THREAD_PRIORITY
96. USE_NEWLINE_AT_END_OF_STRING_HAS_EMPTY_LINE
97. USE_NO_INVALID_QUANTIFIER
98. USE_NTFS
99. USE_OP_PUSH_OR_JUMP_EXACT
100. USE_PACK
101. USE_PARSE_TREE_NODE_RECYCLE
102. USE_PERL_SUBEXP_CALL
103. USE_POLL
104. USE_POSIX_API_REGION_OPTION
105. USE_QTFR_PEEK_NEXT
106. USE_RGENGC
107. USE_RGENGC_LOGGING_WB_UNPROTECT
108. USE_RINCGC
109. USE_RUBY_ALLOC
110. USE_SENDFILE
111. USE_SETVBUF
112. USE_SHARED_CCLASS_TABLE
113. USE_SIGALTSTACK
114. USE_SLEEPY_TIMER_THREAD
115. USE_SPAWNV
116. USE_ST_LIBRARY
117. USE_SUBEXP_CALL
118. USE_SUNDAY_QUICK_SEARCH
119. USE_SYMBOL_AS_METHOD_NAME
120. USE_SYMBOL_GC
121. USE_THREAD_CACHE
122. USE_THREAD_DATA_RECYCLE
123. USE_TICK_T
124. USE_TIMEOFDAY
125. USE_TOGGLE_WINDOW_MODE_FOR_IDLE
126. USE_UBF_LIST
127. USE_UCONTEXT_REG
128. USE_UNICODE_AGE_PROPERTIES
129. USE_UNICODE_PROPERTIES
130. USE_UPPER_CASE_TABLE
131. USE_VARIABLE_META_CHARS
132. USE_WARNING_REDUNDANT_NESTED_REPEAT_OPERATOR
133. USE_WORD_BEGIN_END
134. USTR
135. UScore
136. UTF16_IS_SURROGATE
137. UTF16_IS_SURROGATE_FIRST
138. UTF16_IS_SURROGATE_SECOND
139. UTF16_TO_UTF32
140. UTF8_INPUT_ENABLE
141. UTF8_MAC
142. UTF8_OUTPUT_ENABLE
143. UTF8_PATH
144. UTF8_TRAIL0
145. UTF8_TRAILS
146. UTF_16
147. UTF_16BE
148. UTF_16BE_BOM
149. UTF_16LE
150. UTF_16LE_BOM
151. UTF_32
152. UTF_32BE
153. UTF_32BE_BOM
154. UTF_32LE
155. UTF_32LE_BOM
156. UTF_8
157. UTF_8N
158. UTF_8_BOM
159. UWIDEINT_MAX
160. UnsetAddr
161. UnsetAddrList