As usual, gcc is better at warnings than MSVC, so here are some

pedantic fiddlings with the new config-box stuff to cure some.

[originally from svn r2909]

putty.h

@@ -776,6 +776,12 @@ extern int cmdline_tooltype;
 
 void cmdline_error(char *, ...);
 
+/*
+ * Exports from config.c.
+ */
+void setup_config_box(struct controlbox *b, struct sesslist *sesslist,
+		      int midsession, int protocol);
+
 /*
  * X11 auth mechanisms we know about.
  */