DSS_ERROR(SIGNAL_SIG_ERR, "signal() returned SIG_ERR") \
DSS_ERROR(SIGNAL, "caught terminating signal") \
DSS_ERROR(BUG, "values of beta might cause dom!") \
DSS_ERROR(SIGNAL_SIG_ERR, "signal() returned SIG_ERR") \
DSS_ERROR(SIGNAL, "caught terminating signal") \
DSS_ERROR(BUG, "values of beta might cause dom!") \