time   calls  line
                154 function status = request_close(h)
                155 % return 1 if requested handles were closed.
                156 % return 0 if any of the requested handles were not closed.
                157 % throw an error if calling the CloseRequestFcn on any of the
                158 %   requested handles throws an error.
                159 % throw a warning and delete the requested handle if calling
                160 %   the CloseRequestFcn on any of the requested handles calls
                161 %   back into close.
                162 % make the figure the current figure and turn ShowHiddenHandles
                163 %   on before calling the CloseRequestFcn on handle.
            19  164 result = 1; 
            19  165 status = 1; 
  0.01      19  166 for lp = 1:length(h) 
            17  167     figh = h(lp); 
            17  168     if ~ishghandle(figh) 
                169         continue;
                170     end
                171 
            17  172     doubleH = double(figh); 
            17  173     if (request_close_helper(doubleH,'pre')) 
                174             
            17  175         try 
  0.23      17  176             hgclose(figh); 
                177         catch ex
                178             result = 0;
                179             %cause = MException(ex.identifier,ex.message);
                180             exToThrow = MException('MATLAB:UndefinedFunction','Error while evaluating figure CloseRequestFcn');
                181             ex = ex.addCause(exToThrow);
                182         end
            17  183         request_close_helper(doubleH,'post'); 
                184 
            17  185         if ~result 
                186             throw(ex);
                187         end
                188 
            17  189         if ishghandle(figh) 
                190             status = 0;
                191         end
            17  192     end 
            17  193 end 

Other subfunctions in this file are not included in this listing.