shithub: puzzles

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Couple of minor errors.

[originally from svn r6872]

--- a/devel.but

+++ b/devel.but

@@ -2121,7 +2121,7 @@

 \c void (*draw_update)(void *handle, int x, int y, int w, int h);

-This function behaves exactly like the back end \cw{draw_text()}

+This function behaves exactly like the back end \cw{draw_update()}

 function; see \k{drawing-draw-text}.

 An implementation of this API which only supports printing is

@@ -2267,7 +2267,7 @@

 Similarly, \c{ym} and \c{yc} specify the vertical position of the

 puzzle as a function of the page height: the page height times

-\c{xm}, plus \c{xc} millimetres, equals the desired distance from

+\c{ym}, plus \c{yc} millimetres, equals the desired distance from

 the top of the page to the top of the puzzle.

 (This unwieldy mechanism is required because not all printing