[w3m-dev 03373] setting form on loading

* config.h.dist (PRE_FORM_FILE): added
* configure (PRE_FORM_FILE): added
* etc.c (openPasswdFile): define by openSecretFile()
	(openSecretFile): renamed, not static
* file.c (loadGeneralFile): preFOrmUpdateBuffer()
* fm.h (Buffer): add submit
	(pre_form_file): added
* form.c (struct pre_form_item): added
	(struct pre_form): added
	(next_token): added
	(PreForm): added
	(add_pre_form): added
	(add_pre_form_item): added
	(loadPreForm): added
	(preFormUpdateBuffer): added
* frame.c (renderFrame): add preFormUpdateBuffer()
* main.c (MAIN): buf->submit check
* proto.h (preFormUpdateBuffer): added
	(openSecretFile): added
	(loadPreForm): added
* rc.c (sync_with_option): add loadPreForm()
From: Hironori SAKAMOTO <hsaka@mth.biglobe.ne.jp>

rc.c

@@ -1,4 +1,4 @@
-/* $Id: rc.c,v 1.54 2002/10/28 17:09:29 ukai Exp $ */
+/* $Id: rc.c,v 1.55 2002/11/05 15:56:14 ukai Exp $ */
 /* 
  * Initialization file etc.
  */
@@ -1240,6 +1240,7 @@ sync_with_option(void)
     displayImage = FALSE;	/* XXX */
 #endif
     loadPasswd();
+    loadPreForm();
 
     if (AcceptLang == NULL || *AcceptLang == '\0') {
 #if LANG == JA