ReturnValue ::= ((#PCDATA|Replaceable|InlineGraphic|InlineMediaObject|IndexTerm)+)
Both the start- and end-tags are required for this element.
ReturnValue identifies the value returned by a function or command.
These elements contain ReturnValue: Action, Application, Attribution, BiblioMisc, BridgeHead, Citation, CiteTitle, Command, Comment, ComputerOutput, Database, Emphasis, entry, Filename, ForeignPhrase, FuncParams, FuncSynopsisInfo, Function, GlossSee, GlossSeeAlso, GlossTerm, Hardware, Interface, InterfaceDefinition, KeyCap, LineAnnotation, Link, Literal, LiteralLayout, LoTentry, Member, MsgAud, OLink, Option, Optional, Para, Parameter, Phrase, Primary, PrimaryIE, ProductName, ProgramListing, Property, Quote, RefDescriptor, RefEntryTitle, RefName, RefPurpose, Screen, ScreenInfo, Secondary, SecondaryIE, See, SeeAlso, SeeAlsoIE, SeeIE, Seg, SegTitle, SimPara, Subtitle, Synopsis, SystemItem, Term, Tertiary, TertiaryIE, Title, TitleAbbrev, ToCback, ToCentry, ToCfront, Trademark, ULink, UserInput.
The following elements occur in ReturnValue: IndexTerm, InlineGraphic, InlineMediaObject, Replaceable.
In some contexts, the following elements are allowed anywhere: BeginPage, IndexTerm.
In some contexts, the following elements are excluded: IndexTerm.
FuncDef, FuncParams, FuncPrototype, FuncSynopsisInfo, Function, ParamDef, Parameter, VarArgs, Void
<!DOCTYPE para PUBLIC "-//OASIS//DTD DocBook V3.1//EN"> <para> The <function>open</function> function returns <returnvalue>2</returnvalue> (<errorname>ENOFILE</errorname>) if the file does not exist. </para>
The open function returns 2 (ENOFILE) if the file does not exist.
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