doc/structures.tex: Fix variable reuse in keyword-args message signature.

I had `m' as both the message name and the total number of arguments.

diff --git a/doc/structures.tex b/doc/structures.tex
index c5c221912dc9840b7e4f1d88be9ac221468b673d..fd9707626fb39d6e807f3fa894db5041f62b6ea8 100644 (file)
--- a/doc/structures.tex
+++ b/doc/structures.tex
@@ -589,7 +589,7 @@ or a standard message which takes keyword arguments, defined as
                     @<type>_n @<arg>_n?                       \+\\
                   @<type>_{n+1} @<kw>_{n+1} @[= @<dflt>_{n+1}@],
                     $\ldots$,
-                    @<type>_m @<kw>_m @[= @<dflt>_m@]);
+                    @<type>_{n'} @<kw>_{n'} @[= @<dflt>_{n'}@]);
 \end{prog}
 two entry points are defined: the usual `main' entry point which accepts a
 variable number of arguments, and a `valist' entry point which accepts an