[patch] one warning, one omission, and two requests; portable CVS

[Tom Holroyd]

Requests first: after a build, "make" always remakes all the .out files;
maybe we could add a few dependencies there?  And could we possibly have a
few more '@if' lines in the Makefile to quiet it down?

These should be obvious:

--- #readpass.c Fri Apr 20 13:17:39 2001
+++ readpass.c  Fri Apr 20 13:37:26 2001
@@ -43,7 +43,7 @@
 #include "ssh.h"

 char *
-ssh_askpass(char *askpass, char *msg)
+ssh_askpass(char *askpass, const char *msg)
 {
        pid_t pid;
        size_t len;

--- #scp.c      Fri Apr 20 13:17:39 2001
+++ scp.c       Fri Apr 20 13:45:32 2001
@@ -82,6 +82,7 @@
 #include "pathnames.h"
 #include "log.h"
 #include "misc.h"
+#include "scp-common.h"

 #ifdef HAVE___PROGNAME
 extern char *__progname;