Fix building docs

Signed-off-by: Steffen Jaeckel <[email protected]>

Author: sjaeckel

doc/bn.tex

@@ -2004,7 +2004,7 @@ \subsection{Example}
                       mp_error_to_string(e));
       exit(EXIT_FAILURE);
    }
-   printf("%d\n",output);
+   printf("%d\textbackslash{}n",output);
 
    mp_clear(&x);
    exit(EXIT_SUCCESS);