\setupenumerations
  [footnote]
  [     style=\type{(es)},
    headstyle=\type{(hs)}]

\setupnote
  [footnote]
  [        style=\type{(s)},
         command=\type{(c)},
     textcommand=\type{(tc)},
       textstyle=\type{(ts)},
     numberstyle=\type{(ns)},
   numbercommand=\type{(nc)}]

\setuplayout[backspace=6cm,marginwidth=cm,width=middle]

\starttext
    \dorecurse{9}{This\footnote{Hello World #1} is a test.\par }
\stoptext

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%     \definefontsynonym [LinLibertine-Regular] [name:linuxlibertineo] [features=default]
% \stoptypescript
% \starttypescript [linlibertine]
%     \definetypeface [linlibertine] [rm] [serif] [linlibertine] [default]
%     \definetypeface [linlibertine] [tt] [mono]  [modern]       [default]
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% \definefontfeature[sups][sups=yes]
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% \setupbodyfont[linlibertine]
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% \setupnote
%   [footnote]
%   [command=,
%    textstyle=,
%    numbercommand=\setff{sups},
%    textcommand=\setff{sups}]
