From e13c0190227cb750da879a5aef822a79b69a59ba Mon Sep 17 00:00:00 2001
From: Ansgar Becker <ansgarbecker@users.noreply.github.com>
Date: Wed, 30 Dec 2009 09:20:35 +0000
Subject: [PATCH] Add underscore character to list of letters, to avoid
 separation of keywords like UNIX_TIMESTAMP

---
 source/helpers.pas | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/helpers.pas b/source/helpers.pas
index c9d6e1c1..11114d0c 100644
--- a/source/helpers.pas
+++ b/source/helpers.pas
@@ -489,7 +489,7 @@ var
   o: Integer;
 begin
   o := Ord(c);
-  Result := ((o >= 65) and (o <= 90)) or ((o >= 97) and (o <= 122));
+  Result := ((o >= 65) and (o <= 90)) or ((o >= 97) and (o <= 122)) or (o = 95);
 end;