diff --git a/lapi.c b/lapi.c
index 8a570674..aa6bd324 100644
--- a/lapi.c
+++ b/lapi.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lapi.c,v 1.6 1997/11/19 18:16:33 roberto Exp roberto $
+** $Id: lapi.c,v 1.7 1997/11/21 19:00:46 roberto Exp roberto $
 ** Lua API
 ** See Copyright Notice in lua.h
 */
@@ -267,7 +267,7 @@ int lua_isfunction (lua_Object o)
 }
 
 
-real lua_getnumber (lua_Object object)
+double lua_getnumber (lua_Object object)
 {
  if (object == LUA_NOOBJECT) return 0.0;
  if (tonumber(Address(object))) return 0.0;
@@ -302,7 +302,7 @@ void lua_pushnil (void)
   incr_top;
 }
 
-void lua_pushnumber (real n)
+void lua_pushnumber (double n)
 {
   ttype(L->stack.top) = LUA_T_NUMBER;
   nvalue(L->stack.top) = n;
diff --git a/lbuiltin.c b/lbuiltin.c
index 36432add..50183fff 100644
--- a/lbuiltin.c
+++ b/lbuiltin.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lbuiltin.c,v 1.7 1997/11/07 18:19:13 roberto Exp roberto $
+** $Id: lbuiltin.c,v 1.8 1997/11/19 17:29:23 roberto Exp roberto $
 ** Built-in functions
 ** See Copyright Notice in lua.h
 */
@@ -152,11 +152,11 @@ static char *to_string (lua_Object obj)
     case LUA_T_NUMBER:  case LUA_T_STRING:
       return lua_getstring(obj);
     case LUA_T_ARRAY: {
-      sprintf(buff, "table: %p", o->value.a);
+      sprintf(buff, "table: %p", (void *)o->value.a);
       return buff;
     }
     case LUA_T_FUNCTION: {
-      sprintf(buff, "function: %p", o->value.cl);
+      sprintf(buff, "function: %p", (void *)o->value.cl);
       return buff;
     }
     case LUA_T_USERDATA: {
diff --git a/llex.h b/llex.h
index 4f28cc24..a24fdec1 100644
--- a/llex.h
+++ b/llex.h
@@ -1,5 +1,5 @@
 /*
-** $Id: llex.h,v 1.2 1997/11/04 15:27:53 roberto Exp roberto $
+** $Id: llex.h,v 1.3 1997/11/19 17:29:23 roberto Exp roberto $
 ** Lexical Analizer
 ** See Copyright Notice in lua.h
 */
@@ -40,9 +40,6 @@ typedef struct LexState {
 } LexState;
 
 
-extern int luaX_linenumber;
-
-
 void luaX_init (void);
 void luaX_setinput (ZIO *z);
 char *luaX_lasttoken (void);
diff --git a/lmem.h b/lmem.h
index dcc1c1a4..90111336 100644
--- a/lmem.h
+++ b/lmem.h
@@ -1,5 +1,5 @@
 /*
-** $Id: $
+** $Id: lmem.h,v 1.1 1997/09/16 19:25:59 roberto Exp roberto $
 ** Interface to Memory Manager
 ** See Copyright Notice in lua.h
 */
@@ -38,7 +38,9 @@ int luaM_growaux (void **block, unsigned long nelems, int size,
 #define luaM_reallocvector(v,n,t) ((t *)luaM_realloc(v,(n)*sizeof(t)))
 
 
-void luaM_query (void);  /* only ifdef DEBUG */
+#ifdef DEBUG
+void luaM_query (void);
+#endif
 
 
 #endif
diff --git a/lstring.h b/lstring.h
index c842afe8..b2c421e2 100644
--- a/lstring.h
+++ b/lstring.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lstring.h,v 1.3 1997/11/04 15:27:53 roberto Exp roberto $
+** $Id: lstring.h,v 1.4 1997/11/19 17:29:23 roberto Exp roberto $
 ** String table (keep all strings handled by Lua)
 ** See Copyright Notice in lua.h
 */
@@ -15,7 +15,6 @@ void luaS_init (void);
 TaggedString *luaS_createudata (void *udata, int tag);
 TaggedString *luaS_collector (void);
 void luaS_free (TaggedString *l);
-void luaS_callIM (TaggedString *l);
 TaggedString *luaS_new (char *str);
 TaggedString *luaS_newfixedstring (char *str);
 void luaS_rawsetglobal (TaggedString *ts, TObject *newval);
diff --git a/lstrlib.c b/lstrlib.c
index eba282de..cdd2ffe5 100644
--- a/lstrlib.c
+++ b/lstrlib.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lstrlib.c,v 1.1 1997/08/14 19:47:57 roberto Exp roberto $
+** $Id: lstrlib.c,v 1.1 1997/09/16 19:25:59 roberto Exp roberto $
 ** Standard library for strings and pattern-matching
 ** See Copyright Notice in lua.h
 */
@@ -446,7 +446,7 @@ static void str_gsub (void)
 }
 
 
-void luaI_addquoted (char *s)
+static void luaI_addquoted (char *s)
 {
   luaI_addchar('"');
   for (; *s; s++) {
diff --git a/ltable.h b/ltable.h
index 4fb66a91..06cf17c3 100644
--- a/ltable.h
+++ b/ltable.h
@@ -1,5 +1,5 @@
 /*
-** $Id: ltable.h,v 1.3 1997/10/18 16:29:15 roberto Exp roberto $
+** $Id: ltable.h,v 1.4 1997/11/19 17:29:23 roberto Exp roberto $
 ** Lua tables (hash)
 ** See Copyright Notice in lua.h
 */
@@ -16,7 +16,6 @@
 #define nhash(t)	((t)->nhash)
 
 Hash *luaH_new (int nhash);
-void luaH_callIM (Hash *l);
 void luaH_free (Hash *frees);
 TObject *luaH_get (Hash *t, TObject *ref);
 TObject *luaH_set (Hash *t, TObject *ref);
diff --git a/ltm.h b/ltm.h
index 4b52fe94..9c3ec111 100644
--- a/ltm.h
+++ b/ltm.h
@@ -1,5 +1,5 @@
 /*
-** $Id: ltm.h,v 1.2 1997/11/04 15:27:53 roberto Exp roberto $
+** $Id: ltm.h,v 1.3 1997/11/19 17:29:23 roberto Exp roberto $
 ** Tag methods
 ** See Copyright Notice in lua.h
 */
@@ -51,7 +51,6 @@ extern char *luaT_eventname[];
 
 
 void luaT_init (void);
-void luaT_settag (int tag, TObject *o);
 void luaT_realtag (int tag);
 int luaT_efectivetag (TObject *o);
 void luaT_settagmethod (int t, char *event, TObject *func);
diff --git a/lua.h b/lua.h
index 48fd80cf..23a30cbe 100644
--- a/lua.h
+++ b/lua.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lua.h,v 1.3 1997/11/04 15:27:53 roberto Exp roberto $
+** $Id: lua.h,v 1.4 1997/11/19 17:29:23 roberto Exp roberto $
 ** LUA - An Extensible Extension Language
 ** TeCGraf: Grupo de Tecnologia em Computacao Grafica, PUC-Rio, Brazil
 ** e-mail: lua@tecgraf.puc-rio.br
@@ -85,14 +85,14 @@ int            lua_isnumber             (lua_Object object);
 int            lua_isstring             (lua_Object object);
 int            lua_isfunction           (lua_Object object);
 
-float          lua_getnumber 		(lua_Object object);
+double         lua_getnumber 		(lua_Object object);
 char          *lua_getstring 		(lua_Object object);
 lua_CFunction  lua_getcfunction 	(lua_Object object);
 void	      *lua_getuserdata		(lua_Object object);
 
 
 void 	       lua_pushnil 		(void);
-void           lua_pushnumber 		(float n);
+void           lua_pushnumber 		(double n);
 void           lua_pushstring 		(char *s);
 void           lua_pushCclosure		(lua_CFunction fn, int n);
 void           lua_pushusertag          (void *u, int tag);
diff --git a/lualib.h b/lualib.h
index 0031de9f..9e9b0193 100644
--- a/lualib.h
+++ b/lualib.h
@@ -1,5 +1,5 @@
 /*
-** $Id: $
+** $Id: lualib.h,v 1.1 1997/09/16 19:25:59 roberto Exp roberto $
 ** Lua standard libraries
 ** See Copyright Notice in lua.h
 */
@@ -30,7 +30,6 @@ void lua_mathlibopen (void);
 
 char *luaI_addchar (int c);
 void luaI_emptybuff (void);
-void luaI_addquoted (char *s);
 
 int luaI_singlematch (int c, char *p, char **ep);