#define AddDependentd(CB, TYPE, DATA) \
add_dependent (this, (notify_handler_t)CB, TYPE, DATA)
-#if defined(SC3) || defined(__osf__) || defined(USL) || defined(__SunOS)
+#if defined(SC3) || defined(__osf__) || defined(__SunOS)
void add_dependent (FolioObject *dependent, notify_handler_t handler,
u_int notify_type, void *dependent_data = NULL);
#else
#define RemoveDependentd(CB, TYPE, DATA) \
remove_dependent(this, (notify_handler_t)CB, TYPE, DATA)
-#if defined(SC3) || defined(__osf__) || defined(USL) || defined(__SunOS)
+#if defined(SC3) || defined(__osf__) || defined(__SunOS)
void remove_dependent (FolioObject *dependent, notify_handler_t handler,
u_int notify_type, void *dependent_data = NULL);
#else
#define Observed(TARG, TYPE, CB, DATA) \
observe (this, TARG, (notify_handler_t) CB, TYPE, DATA)
-#if defined(SC3) || defined(__osf__) || defined(USL) || defined(__SunOS)
+#if defined(SC3) || defined(__osf__) || defined(__SunOS)
void observe (FolioObject *real_this, FolioObject *target,
notify_handler_t callback, u_int notify_type,
void *client_data = NULL);