Implemented inc[orporate] command.

+/* GNU mailutils - a suite of utilities for electronic mail
+   Copyright (C) 1999, 2001 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2, or (at your option)
+   any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include "mail.h"
+
+/*
+ * inc[orporate]
+ */
+
+int
+mail_inc (int argc, char **argv)
+{
+  if (!mailbox_is_updated (mbox))
+    {
+      mailbox_messages_count (mbox, &total);
+      fprintf (ofile, "New mail has arrived\n");
+    }
+  else
+    fprintf (ofile, "No new mail for %s\n", mail_whoami());
+      
+  return 0;
+}

@@ -138,6 +138,7 @@ int mail_headers __P((int argc, char **argv));
 int mail_hold __P((int argc, char **argv));
 int mail_help __P((int argc, char **argv));
 int mail_if __P((int argc, char **argv));
+int mail_inc __P((int argc, char **argv));
 int mail_list __P((int argc, char **argv));
 int mail_send __P((int argc, char **argv));	/* command mail */
 int mail_mbox __P((int argc, char **argv));

@@ -48,6 +48,7 @@ const struct mail_command_entry mail_command_table[] = {
   { "ho",	"hold",	       0, mail_hold,	"ho[ld] [msglist]" },
   { "i",	"if",	       EF_FLOW, mail_if,	"i[f] s|r|t" }, 
   { "ig",	"ignore",      0, mail_discard,"ig[nore] [header-field...]" },
+  { "inc",      "incorporate", 0, mail_inc,     "inc[orporate]" },
   { "l",	"list",	       0, mail_list,	"l[ist]" },
   { "m",	"mail",	       EF_SEND, mail_send,    "m[ail] [address...]" },
   { "mb",	"mbox",	       0, mail_mbox,	"mb[ox] [msglist]" },