$(BNF VersionDecl := / version "=" IdentOrInt ";" | / version VCondition DeclsBlock (else DeclsBlock)? /VCondition := "(" VersionCondition ")")
See Implementation
$(BNF VersionDecl := / version "=" IdentOrInt ";" | / version VCondition DeclsBlock (else DeclsBlock)? /VCondition := "(" VersionCondition ")")