Build lua without readling support.

--- ./lua/Makefile.am.orig	2006-01-28 00:27:50.000000000 +0000
+++ ./lua/Makefile.am	2006-01-28 00:28:25.000000000 +0000
@@ -16,7 +16,7 @@ INCLUDES = -I$(srcdir)/include -I$(srcdi
 
 lua_lua_SOURCES = lua/lua.c
 lua_lua_CFLAGS = -DLUA_USERCONFIG='"$(srcdir)/local/userconfig.c"'
-lua_lua_LDADD = $(LDADD) -L/usr/lib -lreadline -lhistory -lncurses
+lua_lua_LDADD = $(LDADD) -lncurses
 luac_luac_SOURCES = luac/luac.c luac/print.c lopcodes.c
 luac_luac_CFLAGS = -DLUA_OPNAMES
 
--- ./lua/local/userconfig.c.orig	2004-03-16 21:58:30.000000000 +0000
+++ ./lua/local/userconfig.c	2006-01-28 00:34:39.000000000 +0000
@@ -9,6 +9,8 @@
 	{"rex", luaopen_rex}, \
 	{"luapath", luapath},
 
+#if 0
+
 #define lua_readline	myreadline
 #define lua_saveline	mysaveline
 
@@ -45,6 +47,7 @@ static void mysaveline (lua_State *L, co
     }
   }
 }
+#endif
 
 static int luapath(lua_State *L)
 {