* \param name a property name
* \return value of a property (or NULL if property not set)
*/
-const char* MSG_host_get_property_value(m_host_t host, char* name)
+const char* MSG_host_get_property_value(m_host_t host, const char* name)
{
return xbt_dict_get_or_null(MSG_host_get_properties(host), name);
}