Remove warning about untested HardwareAccel option and clarify usage.

doc/tor.1.in

@@ -350,16 +350,17 @@ On startup, setuid to this user and setgid to their primary group.
 .LP
 .TP
 \fBHardwareAccel \fR\fB0\fR|\fB1\fP
-If non-zero, try to use crypto hardware acceleration when
-available. This is untested and probably buggy. (Default: 0)
+If non-zero, try to use built-in (static) crypto hardware acceleration when
+available. (Default: 0)
 .LP
 .TP
-\fBAccelName \fR\fIEngineName\fP
+\fBAccelName \fR\fINAME\fP
 When using OpenSSL hardware crypto acceleration attempt to load the dynamic
-engine of this name. This must be used for any dynamic hardware engine.
+engine of this name. This must be used for any dynamic hardware engine. Names
+can be verified with the openssl engine command.
 .LP
 .TP
-\fBAccelDir \fR\fIPath\fP
+\fBAccelDir \fR\fIDIR\fP
 Specify this option if using dynamic hardware acceleration and the engine
 implementation library resides somewhere other than the OpenSSL default.
 .LP