[Problem] Typos in pst-node

[Denis Girou]

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  I found today two typos in pst-node.tex, with very little impact and just
concerning some validation tests about the tpos parameter.

  * 98/09/23 pst-node.tex (97 patch 7): There are two typos in validation
tests, which avoid to print an error message for wrong values of tpos.
(reported by Denis Girou <Denis.Girou at idris.fr>)

\def\psset at tpos#1{%
\pst at checknum{#1}\psk at tpos
\ifdim\psk at tpos \p@<\z@
\def\psk at tpos{.5}%
% DG/SR modification begin - Sep. 23, 1998 - Patch 7
%\@pstrickserr{Bad `tpos' value: `#1'. Must be 0<tpos<1}\@epha
\@pstrickserr{Bad `tpos' value: `#1'. Must be 0<tpos<1}\@ehpa
% DG/SR modification end
\else
\ifdim\psk at tpos \p@>\p@
\def\psk at tpos{.5}%
% DG/SR modification begin - Sep. 23, 1998 - Patch 7
%\@pstrickserr{Bad `tpos' value: `#1'. Must be 0<tpos<1}\@epha
\@pstrickserr{Bad `tpos' value: `#1'. Must be 0<tpos<1}\@ehpa
% DG/SR modification end
\fi
\fi}

D.G.

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