Remove existing QUOTES.TXT in lower or mixed case too.

src/sbbs3/writemsg.cpp

@@ -8,7 +8,7 @@
  * @format.tab-size 4		(Plain Text/Source Code File Header)			*
  * @format.use-tabs true	(see http://www.synchro.net/ptsc_hdr.html)		*
  *																			*
- * Copyright 2000 Rob Swindell - http://www.synchro.net/copyright.html		*
+ * Copyright 2004 Rob Swindell - http://www.synchro.net/copyright.html		*
  *																			*
  * This program is free software; you can redistribute it and/or			*
  * modify it under the terms of the GNU General Public License				*
@@ -888,6 +888,7 @@ void sbbs_t::editfile(char *str)
 
 	maxlines=cfg.level_linespermsg[useron.level];
 	sprintf(str2,"%sQUOTES.TXT",cfg.node_dir);
+	fexistcase(str2);
 	remove(str2);
 	if(cfg.node_editor[0] && online==ON_LOCAL) {
 		external(cmdstr(cfg.node_editor,str,nulstr,NULL),0,cfg.node_dir);