diff --git a/spec/include/eiffel_curl.h b/spec/include/eiffel_curl.h
index de172122..01ec99d6 100644
--- a/spec/include/eiffel_curl.h
+++ b/spec/include/eiffel_curl.h
@@ -19,7 +19,7 @@
 #define eiffel_curl
 
 typedef EIF_INTEGER (* EIF_CURL_PROGRESS_PROC) (
-	EIF_OBJECT,  /* CURL_FUNCTION Eiffel object */
+	EIF_REFERENCE,  /* CURL_FUNCTION Eiffel object */
 	EIF_POINTER, /* a_user_pointer */
 	EIF_REAL_64, /* a_dltotal */
 	EIF_REAL_64, /* a_dlnow */
@@ -28,7 +28,7 @@ typedef EIF_INTEGER (* EIF_CURL_PROGRESS_PROC) (
 	);
 	
 typedef EIF_INTEGER (* EIF_CURL_WRITE_PROC) (
-	EIF_OBJECT,  /* CURL_FUNCTION Eiffel object */
+	EIF_REFERENCE,  /* CURL_FUNCTION Eiffel object */
 	EIF_POINTER, /* a_data_pointer */
 	EIF_INTEGER, /* a_size */
 	EIF_INTEGER, /* a_nmemb */
@@ -36,7 +36,7 @@ typedef EIF_INTEGER (* EIF_CURL_WRITE_PROC) (
 	);
 	
 typedef EIF_INTEGER (* EIF_CURL_DEBUG_PROC) (
-	EIF_OBJECT,  /* CURL_FUNCTION Eiffel object */
+	EIF_REFERENCE,  /* CURL_FUNCTION Eiffel object */
 	EIF_POINTER, /* a_curl_handle */
 	EIF_INTEGER, /* a_curl_infotype */
 	EIF_POINTER, /* a_char_pointer */
@@ -44,7 +44,7 @@ typedef EIF_INTEGER (* EIF_CURL_DEBUG_PROC) (
 	EIF_POINTER  /* a_user_pointer */
 	);
 
-EIF_OBJECT eiffel_function_object = NULL;
+EIF_REFERENCE eiffel_function_object = NULL;
 	/* Address of Eiffel object CURL_FUNCTION */
 	
 EIF_CURL_PROGRESS_PROC eiffel_progress_function = NULL;
@@ -57,9 +57,9 @@ EIF_CURL_DEBUG_PROC eiffel_debug_function = NULL;
 	/* Address of Eiffel CURL_FUNCTION.debug_function */
 
 /* Set Eiffel CURL_FUNCTION object address */
-void c_set_object(EIF_OBJECT a_address)
+void c_set_object(EIF_REFERENCE a_address)
 {
-	eiffel_function_object = (EIF_OBJECT) eif_adopt (a_address);
+	eiffel_function_object = (EIF_REFERENCE) eif_adopt (a_address);
 }
 
 /* Release Eiffel CURL_FUNCTION object address */
@@ -87,12 +87,12 @@ void c_set_debug_function_address (EIF_POINTER a_address)
 }
 
 /* 	Eiffel adapter function for CURLOPT_WRITEFUNCTION
-		We need this function since Eiffel function call need first parameter is EIF_OBJECT. */
+		We need this function since Eiffel function call need first parameter is EIF_REFERENCE. */
 size_t curl_write_function (void *ptr, size_t size, size_t nmemb, void *data)
 {
 	if (eiffel_function_object) {
 		return (size_t) ((eiffel_write_function) (
-			(EIF_OBJECT) eif_access (eiffel_function_object),
+			(EIF_REFERENCE) eif_access (eiffel_function_object),
 			(EIF_POINTER) ptr,
 			(EIF_INTEGER) size,
 			(EIF_INTEGER) nmemb,
@@ -102,12 +102,12 @@ size_t curl_write_function (void *ptr, size_t size, size_t nmemb, void *data)
 }
 
 /* 	Eiffel adapter function for CURLOPT_PROGRESSFUNCTION
-		We need this function since Eiffel function call need first parameter is EIF_OBJECT. */
+		We need this function since Eiffel function call need first parameter is EIF_REFERENCE. */
 size_t curl_progress_function (void * a_object_id, double a_dltotal, double a_dlnow, double a_ultotal, double a_ulnow)
  {
 	if (eiffel_function_object) {
 		return (size_t) ((eiffel_progress_function) (
-			(EIF_OBJECT) eif_access (eiffel_function_object),
+			(EIF_REFERENCE) eif_access (eiffel_function_object),
 			(EIF_POINTER) a_object_id,
 			(EIF_REAL_64) a_dltotal,
 			(EIF_REAL_64) a_dlnow,
@@ -118,12 +118,12 @@ size_t curl_progress_function (void * a_object_id, double a_dltotal, double a_dl
  }
 
 /* 	Eiffel adapter function for CURLOPT_DEBUGFUNCTION
-		We need this function since Eiffel function call need first parameter is EIF_OBJECT. */ 
+		We need this function since Eiffel function call need first parameter is EIF_REFERENCE. */ 
 size_t curl_debug_function (CURL * a_curl_handle, curl_infotype a_curl_infotype, unsigned char * a_char_pointer, size_t a_size, void * a_object_id)
  {
 	if (eiffel_function_object) {
 		return (size_t) ((eiffel_debug_function) (
-			(EIF_OBJECT) eif_access (eiffel_function_object),
+			(EIF_REFERENCE) eif_access (eiffel_function_object),
 			(EIF_POINTER) a_curl_handle,
 			(EIF_INTEGER) a_curl_infotype,
 			(EIF_POINTER) a_char_pointer,