RTL index

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z _

Name	Kind	Unit	What it is
`R`	variable	`System.UITypes`	Intensity for the Red channel as a single precision floating point value.
`R_OK`	constant	`BaseUnix`	call test: read allowed.
`RadToCycle`	function	`Math`	Convert radians angle to cycle angle.
`RadToDeg`	function	`Math`	Convert radians angle to degrees angle.
`RadToGrad`	function	`Math`	Convert radians angle to grads angle.
`RaiseCastError`	procedure	`Variants`
`RaiseDispError`	procedure	`Variants`
`RaiseIndexError`	procedure	`Classes`
`RaiseIndexError`	procedure	`fgl`
`RaiseInvalidOp`	procedure	`Variants`
`RaiseLastOSError`	procedure	`sysutils`	Raise an exception with the last Operating System error code.
`RaiseList`	function	`System`	List of currently raised exceptions.
`RaiseMaxFrameCount`	constant	`System`	Maximum number of frames to include in TExceptObject.
`RaiseProc`	constant	`System`	Procedure to raise an exception.
`RandG`	function	`Math`	Return gaussian distributed random number.
`Random`	function	`System`	Generate random number.
`RandomFrom`	function	`Math`	Return a random element of an array of numbers.
`RandomFrom`	function	`StrUtils`	Choose a random string from an array of strings.
`Randomize`	procedure	`System`	Initialize random number generator.
`RandomRange`	function	`Math`	Return a random number in a range.
`RandSeed`	variable	`System`	Seed for function.
`RangeIndexError`	procedure	`sysutils`
`RawByteString`	type	`System`	Single-byte character string without specified codepage.
`RawIntfParent`	property	`TypInfo`	Raw interface parent.
`RawMode`	property	`Classes`
`RCollection`	constant	`Objects`	Default stream record for the object.
`Read`	procedure	`Classes`	Read raw data from stream.
`Read`	procedure	`Classes`	Read raw data from stream.
`Read`	function	`Classes`	Reads Count bytes from the stream into buffer.
`Read`	function	`Classes`	Overrides standard read method.
`Read`	function	`Classes`
`Read`	function	`Classes`	Reads data from the stream to a buffer and returns the number of bytes read.
`Read`	procedure	`Classes`	Read raw data from stream.
`Read`	function	`Classes`	Reads data from the stream to a buffer and returns the number of bytes read.
`Read`	function	`Classes`	Read from the stream.
`Read`	procedure	`Objects`	Read data from the file to a buffer in memory.
`Read`	procedure	`Objects`	Read data from the stream to a buffer.
`Read`	procedure	`Objects`	Read data from the stream to a location in memory.
`Read`	procedure	`Objects`	Read data from stream to buffer.
`Read`	procedure	`System`	Read from a text file into variable.
`Read`	function	`Types`	Read data from the stream.
`Read64`	function	`Classes`
`ReadAnsiString`	function	`Classes`	Read an ansistring from the stream and return its value.
`ReadAnsiString`	function	`Classes`	Read an ansistring from the stream.
`ReadBarrier`	procedure	`System`	Memory Read Barrier.
`ReadBinary`	procedure	`Classes`	Read binary data from the stream.
`ReadBinary`	procedure	`Classes`	Start reading a binary value.
`ReadBoolean`	function	`Classes`	Reads a boolean from the stream.
`ReadBuffer`	procedure	`Classes`	Reads data from the stream to a buffer.
`ReadBufferData`	procedure	`Classes`
`ReadByte`	function	`Classes`	Read a byte from the stream and return its value.
`ReadByte`	function	`System`
`ReadChar`	function	`Classes`	Reads a character from the stream.
`ReadCollection`	procedure	`Classes`	Reads a collection from the stream.
`ReadComponent`	function	`Classes`	Starts reading a component from the stream.
`ReadComponent`	function	`Classes`	Reads component data from a stream.
`ReadComponentDeltaRes`	function	`Classes`
`ReadComponentDeltaRes`	function	`Classes`
`ReadComponentRes`	function	`Classes`	Read component properties from a resource in the current module.
`ReadComponentRes`	function	`Classes`	Reads component data and resource header from a stream.
`ReadComponentResEx`	function	`Classes`	Read component properties from a resource in the specified module.
`ReadComponentResFile`	function	`Classes`	Read component properties from a specified resource file.
`ReadComponents`	procedure	`Classes`	Starts reading child components from the stream.
`ReadCurrency`	function	`Classes`	Read a currency value from the stream.
`ReadCurrency`	function	`Classes`	Read a currency value from the stream.
`ReadCurrency`	function	`Classes`	Read a currency value from the stream.
`ReadData`	procedure	`Classes`	Reads the components data after it has been created.
`ReadData`	function	`Classes`
`ReadDate`	function	`Classes`	Read a date value from the stream.
`ReadDate`	function	`Classes`	Read a date.
`ReadDate`	function	`Classes`	Reads a date from the stream.
`ReadDebugLink`	function	`exeinfo`	Read the location of a debug info filename.
`ReadDeltaState`	procedure	`Classes`
`ReadDeltaStream`	procedure	`Classes`
`ReadDependencyBarrier`	procedure	`System`	Memory Read Dependency Barrier.
`ReadDouble`	function	`Classes`
`ReadDouble`	function	`Classes`
`ReadDouble`	function	`Classes`
`ReadDWord`	function	`Classes`
`ReadDWord`	function	`Classes`	Read a DWord from the stream and return its value.
`ReadExactSizeData`	procedure	`Classes`
`ReadExtended`	function	`Classes`
`ReadFloat`	function	`Classes`	Read a float value from the stream.
`ReadFloat`	function	`Classes`	Read a float value.
`ReadFloat`	function	`Classes`	Reads a float from the stream.
`ReadIdent`	function	`Classes`	Read an identifier from the stream.
`ReadIdent`	function	`Classes`	Read an identifier.
`ReadIdent`	function	`Classes`	Reads an identifier from the stream.
`ReadInt16`	function	`Classes`	Read a 16-bit integer from the stream.
`ReadInt16`	function	`Classes`	Read a 16-bits integer.
`ReadInt16`	function	`System`
`ReadInt32`	function	`Classes`	Read a 32-bit integer from the stream.
`ReadInt32`	function	`Classes`	Read a 32-bits integer.
`ReadInt32`	function	`System`
`ReadInt64`	function	`Classes`	Read a 64-bit integer from the stream.
`ReadInt64`	function	`Classes`	Read a 64-bits integer.
`ReadInt64`	function	`Classes`	Reads a 64-bit integer from the stream.
`ReadInt64`	function	`System`
`ReadInt8`	function	`Classes`	Read an 8-bit integer from the stream.
`ReadInt8`	function	`Classes`	Read an 8-bits integer.
`ReadInteger`	function	`Classes`	Reads an integer from the stream.
`ReadKey`	function	`Crt`	Read key from keybuffer.
`readkey`	function	`WinCRT`	Read a key from the keyboard.
`ReadListBegin`	procedure	`Classes`	Checks for the beginning of a list.
`ReadListEnd`	procedure	`Classes`	Checks for the end of a list.
`ReadLn`	procedure	`System`	Read from a text file into variable and goto next line.
`ReadMaxSizeData`	function	`Classes`
`ReadNotImplemented`	procedure	`Classes`
`ReadOnly`	property	`Classes`
`readonly`	constant	`Dos`	Read-Only file attribute.
`ReadPort`	procedure	`x86`	Read data from a PC port.
`ReadPortB`	function	`x86`	Read bytes from a PC port.
`ReadPortL`	function	`x86`	Read longints from a PC port.
`ReadPortW`	function	`x86`	Read Words from a PC port.
`ReadPrefix`	procedure	`Classes`
`ReadPrefix`	procedure	`Classes`
`ReadPrefix`	procedure	`Classes`
`ReadProperty`	procedure	`Classes`	Read and process a property name.
`ReadPropValue`	procedure	`Classes`	Reads a property value for PropInfo.
`ReadPtr`	function	`System`
`ReadQWord`	function	`Classes`
`ReadQWord`	function	`Classes`	Read a QWord value from the stream and return its value.
`ReadResHeader`	procedure	`Classes`	Read a resource header from the stream.
`ReadRootComponent`	function	`Classes`	Starts reading a root component.
`ReadSet`	function	`Classes`	Reads a set from the stream.
`ReadSet`	function	`Classes`	Read a set.
`ReadSet`	function	`Classes`	Read a set value from the stream.
`ReadSignature`	procedure	`Classes`	Read resource signature.
`ReadSignature`	procedure	`Classes`	Reads the filer signature.
`ReadSignature`	procedure	`Classes`	Read stream signature from the stream.
`ReadSingle`	function	`Classes`	Read a single (real-type) value from the stream.
`ReadSingle`	function	`Classes`	Read a single-size float value.
`ReadSingle`	function	`Classes`	Reads a single-type real from the stream.
`ReadState`	procedure	`Classes`	Read the component's state from a stream.
`ReadState`	procedure	`Classes`
`ReadStr`	function	`Classes`	Read a shortstring from the stream.
`ReadStr`	function	`Classes`	Read a short string.
`ReadStr`	function	`Classes`
`ReadStr`	function	`Objects`	Read a shortstring from the stream.
`ReadStr`	procedure	`System`	Read variables from a string.
`ReadString`	function	`Classes`	Read a string of type StringType from the stream.
`ReadString`	function	`Classes`	Read a string.
`ReadString`	function	`Classes`	Read a string from the stream.
`ReadString`	function	`Classes`	Reads a string from the stream.
`ReadString`	function	`Classes`	Reads a string of length Count.
`ReadStringAsAnsi`	function	`System`
`ReadStringAsAnsiUpTo`	function	`System`
`ReadStringAsUnicode`	function	`System`
`ReadStringAsUnicodeUpTo`	function	`System`
`ReadStringAsUtf8`	function	`System`
`ReadStringAsUtf8UpTo`	function	`System`
`ReadTimezoneFile`	function	`Unix`	Read the timezone file and initialize time routines.
`ReadUnicodeChar`	function	`Classes`	Read Unicode character.
`ReadUnicodeString`	function	`Classes`	Read a Unicode string value.
`ReadUnicodeString`	function	`Classes`	Read a Unicode string value.
`ReadUnicodeString`	function	`Classes`	Read a UnicodeString value from the stream.
`ReadUnicodeString`	function	`Classes`
`ReadUnicodeString`	function	`Classes`	Read a unicode string from the stream.
`ReadValue`	function	`Classes`	Reads the type of the next value.
`ReadValue`	function	`Classes`	Read the next value in the stream.
`ReadValue`	function	`Classes`	Reads the next value type from the stream.
`ReadVariant`	function	`Classes`	Read a variant from the stream.
`ReadWideChar`	function	`Classes`	Read widechar from the stream.
`ReadWideString`	function	`Classes`	Read a widestring value from the stream.
`ReadWideString`	function	`Classes`	Read a widestring value from the stream.
`ReadWideString`	function	`Classes`	Read a WideString value from the stream.
`ReadWord`	function	`Classes`
`ReadWord`	function	`Classes`	Read a word from the stream and return its value.
`ReadWriteBarrier`	procedure	`System`	Memory read/write barrier.
`Real`	type	`System`	Alias for real type.
`Real2Double`	function	`System`	Convert Turbo Pascal style real to double.
`Real48`	type	`System`	TP compatible real type (6 bytes) definition.
`realintr`	function	`go32`	Simulate interrupt.
`Realloc`	function	`Classes`
`Realloc`	function	`Classes`	Sets the new capacity for the memory stream.
`ReAlloc`	function	`cmem`	Reallocates a memory block.
`ReAllocMem`	function	`System`	Re-allocate memory on the heap.
`ReallocMem`	function	`System`
`ReAllocMem`	variable	`System`	Handler called when an allocated memory block should be resized.
`ReAllocMemory`	function	`System`	Alias for .
`RealModeCallBacks`	topic	`go32`	Real mode callbacks.
`RebeccaPurple`	constant	`System.UITypes`
`RecInitData`	property	`TypInfo`	Pointer to record initialization data.
`RecodeDate`	function	`DateUtils`	Replace date part of a TDateTime value with another date.
`RecodeDateTime`	function	`DateUtils`	Replace selected parts of a TDateTime value with other values.
`RecodeDay`	function	`DateUtils`	Replace day part of a TDateTime value with another day.
`RecodeHour`	function	`DateUtils`	Replace hours part of a TDateTime value with another hour.
`RecodeLeaveFieldAsIs`	constant	`DateUtils`	Bitmask deciding what to do with each TDateTime field in recode routines.
`RecodeMilliSecond`	function	`DateUtils`	Replace milliseconds part of a TDateTime value with another millisecond.
`RecodeMinute`	function	`DateUtils`	Replace minutes part of a TDateTime value with another minute.
`RecodeMonth`	function	`DateUtils`	Replace month part of a TDateTime value with another month.
`RecodeSecond`	function	`DateUtils`	Replace seconds part of a TDateTime value with another second.
`reCodesetConversion`	constant	`unicodedata`
`RecodeTime`	function	`DateUtils`	Replace time part of a TDateTime value with another time.
`RecodeYear`	function	`DateUtils`	Replace year part of a TDateTime value with another year.
`RecSize`	variable	`System`	Record size.
`Rect`	function	`Classes`	Returns a TRect record with the given coordinates.
`Rect`	function	`Types`	Create a rectangle record.
`Rectangle`	procedure	`Graph`	Draw a rectangle on the screen.
`RectCenter`	function	`Types`
`RectF`	function	`Types`
`RectHeight`	function	`Types`
`RectWidth`	function	`Types`
`Red`	constant	`Crt`	Red color attribute.
`red`	constant	`Graph`	Color code: Red.
`Red`	variable	`Graph`	Red component of color.
`Red`	constant	`System.UITypes`
`Red`	constant	`System.UITypes`
`Red`	constant	`video`	Red color attribute.
`RedirectFixupReferences`	procedure	`Classes`	Redirects references under the root object from OldRootName to NewRootName.
`Reduce`	function	`Classes`	Get a reduced value from the string list.
`RefAnyProc`	variable	`Variants`	Handler called to obtain a reference to a varAny typed variant.
`RefAttribute`	class	`System`
`refcount`	variable	`System`	Reference count for this exception object.
`RefCount`	property	`System`	Return the current reference count.
`Reference`	property	`Classes`	The reference object.
`Reference`	property	`TypInfo`	Is the offset a stack offset or register index.
`ReferenceInterface`	procedure	`Classes`	Interface implementation of Notification.
`ReferenceStrings`	procedure	`Classes`	Add a reference to the indicated strings.
`Reflect`	function	`Types`
`RefreshTZInfo`	procedure	`Unix`
`RefType`	property	`TypInfo`	Type info for referred type (Nil for untyped pointer).
`Region`	type	`Types`	Untyped pointer type.
`RegisterBGIDriver`	function	`Graph`	Register a new BGI driver.
`RegisterBGIfont`	function	`Graph`	Register a new BGI font.
`registerbinarymapping`	function	`charset`	Load and register binary single-byte codepage to Unicode map from file.
`RegisterChanges`	procedure	`Classes`	Registers a new client with the action.
`RegisterClass`	procedure	`Classes`	Registers a class with the streaming system.
`RegisterClassAlias`	procedure	`Classes`	Registers a class alias with the streaming system.
`RegisterClasses`	procedure	`Classes`	Registers multiple classes with the streaming system.
`RegisterCollation`	function	`unicodedata`	Register a new collation.
`RegisterComponents`	procedure	`Classes`	Registers components for the component palette.
`RegisterComponentsProc`	variable	`Classes`	Callback procedure used when handling component registration.
`RegisterFindGlobalComponentProc`	procedure	`Classes`	Register a component searching handler.
`RegisterInitComponentHandler`	procedure	`Classes`	Register a component initialization handler.
`RegisterIntegerConsts`	procedure	`Classes`	Registers some integer-to-identifier mappings.
`RegisterLazyInitThreadingProc`	procedure	`System`
`registermapping`	procedure	`charset`	Register mapping.
`RegisterNoIcon`	procedure	`Classes`	Registers components that have no icon on the component palette.
`RegisterNoIconProc`	variable	`Classes`	Callback procedure used when handling icon-less component registration.
`RegisterNonActiveX`	procedure	`Classes`	Register non-activex component.
`RegisterObjects`	procedure	`Objects`	Register standard objects.
`Registers`	record	`Dos`	Record to keep CPU registers for call. Unused.
`registers`	type	`go32`	Alias for .
`RegisterType`	procedure	`Objects`	Register new object for streaming.
`RegNumber`	variable	`TypInfo`	Register number.
`RegSub`	variable	`TypInfo`	Sub register indicator.
`RegType`	property	`TypInfo`	Register type.
`Release`	variable	`BaseUnix`	Release number.
`ReleaseExceptionObject`	procedure	`System`	Decrease the reference count of the current exception object.
`ReleaseStrings`	procedure	`Classes`	Release the reference to the strings.
`ReleaseThreadVars`	variable	`System`	Release thread variables.
`RelocateHeap`	variable	`System`	Relocate the heap to a different location.
`RelocateThreadVar`	variable	`System`	Relocate a thread variable.
`Remove`	function	`Classes`	Remove an interface from the list.
`Remove`	function	`Classes`	Removes a value from the list.
`Remove`	function	`Classes`	Remove an interface from the list.
`Remove`	function	`Classes`	Removes a value from the list.
`Remove`	procedure	`Classes`	Removes an item from the list.
`Remove`	function	`fgl`	Remove an object from the list.
`Remove`	function	`fgl`	Remove an item from the list.
`Remove`	function	`fgl`	Remove a key from the list.
`Remove`	function	`fgl`	Remove a key from the list.
`Remove`	function	`fgl`	Remove a key from the list.
`Remove`	function	`fgl`	Remove an object from the list.
`Remove`	function	`fgl`	Remove the item from the list.
`Remove`	function	`fgl`	Remove a key/value pair from the map.
`Remove`	function	`sysutils`	Remove data from the string.
`Remove`	function	`sysutils`
`Remove`	function	`sysutils`
`Remove`	function	`sysutils`	Remove data from the string.
`Remove`	function	`sysutils`
`Remove`	function	`sysutils`
`Remove`	function	`unicodedata`
`RemoveComponent`	procedure	`Classes`	Remove the given component from the list of owned components.
`Removed`	procedure	`Classes`
`RemoveDataModule`	variable	`Classes`	Handler called when a TDataModule instance is freed.
`RemoveDir`	function	`sysutils`	Remove a directory from the file system.
`RemoveEnumElementAliases`	procedure	`TypInfo`	Remove aliases for enumerated elements.
`RemoveFixupReferences`	procedure	`Classes`	Removes references to rootname from the fixup list.
`RemoveFixups`	procedure	`Classes`	Removes Instance from the fixup list.
`RemoveFreeNotification`	procedure	`Classes`	Remove a component from the Free Notification list.
`RemoveFreeNotifications`	procedure	`Classes`
`RemoveLeadingChars`	procedure	`StrUtils`	Remove any leading characters in a set from a string.
`RemoveObserver`	procedure	`Classes`
`RemovePadChars`	procedure	`StrUtils`	Remove any trailing or leading characters in a set from a string.
`RemoveQueuedEvents`	procedure	`Classes`	Remove methods scheduled for execution from queue.
`RemoveStream`	procedure	`Classes`
`RemoveThread`	procedure	`sysutils`
`RemoveTrailingChars`	procedure	`StrUtils`	Remove any trailing characters in a set from a string.
`Rename`	procedure	`System`	Rename file on disk.
`RenameFile`	function	`sysutils`	Rename a file.
`Replace`	function	`sysutils`	Replace a range of characters.
`Replace`	function	`sysutils`
`Replace`	function	`sysutils`
`Replace`	function	`sysutils`	Replace a range of characters.
`Replace`	function	`sysutils`
`Replace`	function	`sysutils`
`ReplaceDate`	procedure	`sysutils`	Replace the date part of a date/time stamp.
`ReplaceStr`	function	`StrUtils`	Replace strings case-sensitively.
`ReplaceText`	function	`StrUtils`	Replace strings case-insensitively.
`ReplaceTime`	procedure	`sysutils`	Replace the time part.
`request_linear_region`	function	`go32`	Request linear address region.
`Required_Argument`	constant	`getopts`	Specifies that a long option needs an argument.
`Requirements`	topic	`Graph`	Requirements.
`ReReadLocalTime`	procedure	`Unix`	Re-Read the local time files.
`ResemblesProc`	constant	`StrUtils`	Callback to compute string soundex.
`ResemblesText`	function	`StrUtils`	Check whether 2 strings resemble each other.
`reserved`	variable	`BaseUnix`	Reserved bytes.
`reserved`	variable	`charset`	Unused.
`Reserved`	variable	`Dos`	Reserved for future use.
`reserved`	variable	`Types`	Reserved bits.
`reserved0`	variable	`go32`	Unused.
`reserved1`	variable	`go32`	Unused.
`reserved2`	variable	`go32`	Unused.
`Reset`	procedure	`Classes`
`Reset`	procedure	`Objects`	Reset the stream.
`Reset`	procedure	`System`	Reset the pointer.
`Reset`	procedure	`System`	Open file for reading.
`ResLocation`	variable	`System`	Resources location.
`resolutions`	constant	`Graph`	Array with actual resolutions of the new modes.
`ResourceStringTables`	variable	`System`	Resource string tables for the executable.
`ResStrInitTables`	variable	`System`	Pointer to compiler-generated resource string initialization table.
`RestoreCrtMode`	procedure	`Graph`	Restore text screen.
`restorestateproc`	procedure type	`Graph`	Standard routine prototype to restore the graphical state at a closegraph call.
`RestoreVideoState`	variable	`Graph`	Hook to restore a saved video mode.
`restype`	variable	`System`	Result type.
`ResultLocs`	property	`TypInfo`	Result location descriptions.
`ResultLocs`	property	`TypInfo`
`ResultLocs`	property	`TypInfo`
`ResultType`	variable	`TypInfo`	Typeinfo for result type.
`ResultType`	property	`TypInfo`	Result type info (Nil if no result).
`ResultType`	variable	`TypInfo`
`ResultType`	variable	`TypInfo`
`ResultTypeRef`	variable	`TypInfo`	Type information for function result type.
`Resume`	procedure	`Classes`	Resumes the thread's execution. Deprecated, see TThread.Start.
`ResumeThread`	function	`System`	Resume a suspended thread.
`ResumeThread`	variable	`System`	Resume a suspended thread.
`ReturnNilIfGrowHeapFails`	variable	`System`	Describe behaviour if getmem fails.
`ReturnValue`	property	`Classes`	Return value of the thread when it stops executing.
`revents`	variable	`BaseUnix`	Returned events.
`Reverse`	function	`Classes`	Reverse the order of the strings in the list.
`reversemap`	variable	`charset`	Reverse map (array).
`reverseMapLength`	variable	`charset`	Reverse map length.
`reversemaplength`	variable	`charset`	Length of reverse map (or size of reversemap array).
`ReverseString`	function	`StrUtils`	Reverse characters in a string.
`Revert`	function	`Classes`	Revert operations on the stream.
`Revert`	function	`Types`	Revert changes.
`RevisionLevel`	property	`sysutils`
`Rewrite`	procedure	`System`	Open file for writing.
`RGBRec`	record	`Graph`	Record describing palette RGB color.
`rgiFirst`	constant	`System.UITypes`
`rgiLast`	constant	`System.UITypes`
`Right`	variable	`unicodedata`	Offset of right branch of the tree.
`RIGHT_ALT_PRESSED`	constant	`keyboard`
`RIGHT_CTRL_PRESSED`	constant	`keyboard`
`RightBStr`	function	`StrUtils`	Copy a given number of characters (bytes), counting from the right of a string.
`RightPromotion`	function	`Variants`
`rightshift(variant,variant):variant`	operator	`System`	Implement binary shr operation on variants.
`RightStr`	function	`StrUtils`	Copy a given number of characters, counting from the right of a string.
`RightStr`	function	`sysutils`	Return a number of characters from a string, starting at the end.
`RightText`	constant	`Graph`	Horizontal text alignment: Align text right.
`rlim_cur`	variable	`BaseUnix`	Current value of the resource.
`rlim_max`	variable	`BaseUnix`	Maximum value for the resource.
`rlim_t`	type	`BaseUnix`	TRLimit record field type.
`RLIMIT_AS`	constant	`BaseUnix`	RLimit request address space limit.
`RLIMIT_CORE`	constant	`BaseUnix`	RLimit request max core file size.
`RLIMIT_CPU`	constant	`BaseUnix`	RLimit request CPU time in ms.
`RLIMIT_DATA`	constant	`BaseUnix`	RLimit request max data size.
`RLIMIT_FSIZE`	constant	`BaseUnix`	Rlimit request maximum file size.
`RLIMIT_LOCKS`	constant	`BaseUnix`	RLimit request maximum file locks held.
`RLIMIT_MEMLOCK`	constant	`BaseUnix`	RLimit request max locked-in-memory address space.
`RLIMIT_NOFILE`	constant	`BaseUnix`	RLimit request max number of open files.
`RLIMIT_NPROC`	constant	`BaseUnix`	RLimit request max number of processes.
`RLIMIT_RSS`	constant	`BaseUnix`	RLimit request max resident set size.
`RLIMIT_STACK`	constant	`BaseUnix`	RLimit request max stack size.
`rm_dpmi`	constant	`go32`	return value: DPMI (e.g. dos box or 386Max).
`rm_raw`	constant	`go32`	return value: raw (without HIMEM).
`rm_unknown`	constant	`go32`	return value: Unknown runmode.
`rm_vcpi`	constant	`go32`	return value: VCPI (with HIMEM and EMM386).
`rm_xms`	constant	`go32`	return value: XMS (with HIMEM, without EMM386).
`RmDir`	procedure	`System`	Remove directory when empty.
`RolByte`	function	`System`	Rotate bits of a byte value to the left.
`RolDWord`	function	`System`	Rotate bits of a DWord (cardinal) value to the left.
`RolQWord`	function	`System`	Rotate bits of a QWord (64-bit) value to the left.
`RolWord`	function	`System`	Rotate bits of a word value to the left.
`RomanToInt`	function	`StrUtils`	Convert a string with a Roman number to it's decimal value.
`RomanToIntDef`	function	`StrUtils`	Convert a roman numeral to an integer value.
`Root`	property	`Classes`	The root component is the initial component which is being streamed.
`ROOT_COLLATION_NAME`	constant	`unicodedata`	Name of the root collation (used if no collation name is given).
`RootAncestor`	property	`Classes`	Ancestor of root component.
`RorByte`	function	`System`	Rotate bits of a byte value to the right.
`RorDWord`	function	`System`	Rotate bits of a DWord (cardinal) value to the right.
`RorQWord`	function	`System`	Rotate bits of a QWord (64-bit) value to the right.
`RorWord`	function	`System`	Rotate bits of a word value to the right.
`RosyBrown`	constant	`System.UITypes`
`RosyBrown`	constant	`System.UITypes`
`Rotate`	function	`Types`
`Round`	function	`System`	Round floating point value to nearest integer number.
`Round`	function	`Types`
`Round`	function	`Types`
`Round`	function	`Types`
`RoundTo`	function	`Math`	Round to the specified number of digits.
`Row`	variable	`video`	Number of rows for display.
`RoyalBlue`	constant	`System.UITypes`
`RoyalBlue`	constant	`System.UITypes`
`RPos`	function	`StrUtils`	Find last occurrence of substring or character in a string.
`RPosEx`	function	`StrUtils`	Find last occurrence substring or character in a string, starting at a certain position.
`RStrCollection`	constant	`Objects`	Default stream record for the object.
`RStringCollection`	constant	`Objects`	Default stream record for the object.
`RStringList`	constant	`Objects`	Default stream record for the object.
`RStrListMaker`	constant	`Objects`	Default stream record for the object.
`RT_ACCELERATOR`	constant	`System`	Constant identifying an accelerator resource.
`RT_ANICURSOR`	constant	`System`	Resource type: Animated cursor.
`RT_ANIICON`	constant	`System`	Resource type: Animated icon.
`RT_BITMAP`	constant	`System`	Constant identifying a bitmap resource.
`RT_CURSOR`	constant	`System`	Constant identifying a cursor resource.
`RT_DIALOG`	constant	`System`	Constant identifying a dialog resource.
`RT_FONT`	constant	`System`	Constant identifying a font resource.
`RT_FONTDIR`	constant	`System`	Constant identifying a font directory resource.
`RT_GROUP_CURSOR`	constant	`System`	Constant identifying a group cursor resource.
`RT_GROUP_ICON`	constant	`System`	Constant identifying a group icon resource.
`RT_HTML`	constant	`System`	Resource type: HTML data.
`RT_ICON`	constant	`System`	Constant identifying an icon resource.
`RT_MANIFEST`	constant	`System`	Resource type: manifest.
`RT_MENU`	constant	`System`	Constant identifying a menu resource.
`RT_MESSAGETABLE`	constant	`System`	Constant identifying a message data resource.
`RT_RCDATA`	constant	`System`	Constant identifying a binary data resource.
`RT_STRING`	constant	`System`	Constant identifying a string table resource.
`RT_VERSION`	constant	`System`	Constant identifying a version info resource.
`RTL_SIGBUS`	constant	`sysutils`	Bus error signal number (Unix only).
`RTL_SIGDEFAULT`	constant	`sysutils`	Default signal handler (Unix only).
`RTL_SIGFPE`	constant	`sysutils`	Floating Point Error signal number (Unix only).
`RTL_SIGILL`	constant	`sysutils`	Illegal instruction signal number (Unix only).
`RTL_SIGINT`	constant	`sysutils`	INTERRUPT signal number (Unix only).
`RTL_SIGLAST`	constant	`sysutils`	Last signal number (Unix only).
`RTL_SIGQUIT`	constant	`sysutils`	QUIT signal number (Unix only).
`RTL_SIGSEGV`	constant	`sysutils`	Segmentation fault signal number (Unix only).
`RTLEventCreate`	function	`System`	Create a new RTL event.
`RTLEventCreate`	variable	`System`	Create an RTL event.
`RTLEventDestroy`	procedure	`System`	Destroy a RTL Event.
`RTLEventDestroy`	variable	`System`	Free an RTL event.
`RTLEventResetEvent`	procedure	`System`	Reset an event.
`RTLEventResetEvent`	variable	`System`	Reset an RTL event.
`RTLEventSetEvent`	procedure	`System`	Notify threads of the event.
`RTLEventSetEvent`	variable	`System`	Set an RTL event.
`RTLEventWaitFor`	procedure	`System`	Wait for an event.
`RTLEventWaitFor`	variable	`System`	Wait for an RTL event.
`RTLEventWaitForTimeout`	variable	`System`	Wait for RTL event, with timeout.
`RTLString`	type	`System`
`RTTICount`	variable	`TypInfo`	$FFFF if there is no further info, or the value of Count.
`RTTIFlagStrictVisibility`	constant	`TypInfo`
`RTTIFlagVisibilityMask`	constant	`TypInfo`
`RunError`	procedure	`System`	Generate a run-time error.
`RuntimeErrorExitCodes`	constant	`System`	Mapping between runtime-error constants and program exit codes.
`RuntimeErrors`	topic	`System`	Run-Time Error behaviour.

An experiment, built from development snapshots. Not the official Free Pascal or Lazarus documentation.