Internet Direct (Indy) Version 9.0.2 Beta
TIdHeaderList.UnfoldLines
Indicates that header lines should be unfolded.

property UnfoldLines: Boolean;
Description
UnfoldLines is a Boolean property that indicates if Values should be interpreted with line unfolding. Setting UnfoldLines to False will cause Values to not unfold lines. Setting UnfoldLines to True causes header lines with continuation characters to be returned with the preceding header line.