* \param name a property name
* \return value of a property (or NULL if the property is not set)
*/
-const char* MSG_process_get_property_value(m_process_t process, char* name)
+const char* MSG_process_get_property_value(m_process_t process, const char* name)
{
return xbt_dict_get_or_null(MSG_process_get_properties(process), name);
}