Make documentation match the implementation.
diff --git a/Doc/api/init.tex b/Doc/api/init.tex
index 91a5c52..73d7bbe 100644
--- a/Doc/api/init.tex
+++ b/Doc/api/init.tex
@@ -331,7 +331,7 @@
\withsubitem{(in module sys)}{\ttindex{version}}
\end{cfuncdesc}
-\begin{cfuncdesc}{int}{PySys_SetArgv}{int argc, char **argv}
+\begin{cfuncdesc}{void}{PySys_SetArgv}{int argc, char **argv}
Set \code{sys.argv} based on \var{argc} and \var{argv}. These
parameters are similar to those passed to the program's
\cfunction{main()}\ttindex{main()} function with the difference that