-\fB\-t\fI nnn\fR, \fB\-\-timeout=\fInnn\fR
-Interval written to random-device when the entropy pool is full, in seconds, or 0 to disable (default: 60)
+\fB\-d\fI 1|0\fR, \fB\-\-no-drng=\fI1|0\fR
+Do not use drng as a source of random number input (default:0)
+.TP
+\fB\-n\fI 1|0\fR, \fB\-\-no-tpm=\fI1|0\fR
+Do not use tpm as a source of random number input (default:0)
+.TP
+\fB\-q\fR, \fB\-\-quiet\fR
+Suppress error messages
+.TP
+\fB\-v\fR, \fB\-\-verbose\fR
+Report available entropy sources