% -*- texinfo -*-
% @deftypefn {Function File} {@var{nb} =} dxfwrite (@var{filename}, @var{pl}, @var{...})
%
% Write @var{filename} as a DXF file. Polyline @var{pl} must be defined as
% matrix of 1, 2 or 3 columns respectively for x, y and z coordinates. The
% number of polyline (@var{nb}) or 0 is returned.
% @end deftypefn