16 ERROR_UNDEFINED_SYMBOL,
17 ERROR_DATASTACK_UNDERFLOW,
18 ERROR_DATASTACK_OVERFLOW,
19 ERROR_RETAINSTACK_UNDERFLOW,
20 ERROR_RETAINSTACK_OVERFLOW,
21 ERROR_CALLSTACK_UNDERFLOW,
22 ERROR_CALLSTACK_OVERFLOW,
28 void fatal_error(const char *msg, cell tagged);
29 void critical_error(const char *msg, cell tagged);
31 void memory_signal_handler_impl();
32 void fp_signal_handler_impl();
33 void synchronous_signal_handler_impl();