improve README

diff --git a/README.md b/README.md
index 2ca64bd..baaf222 100644 (file)
--- a/README.md
+++ b/README.md
@@ -3,10 +3,11 @@ name/brand: Брелок Гейгера.
 
 The tool was developed for FreeBSD but it should be very easy to port it on
 Linux.
 
 The tool was developed for FreeBSD but it should be very easy to port it on
 Linux.

+Prerequisites: libhidapi (FreeBSD ports: comms/hidapi,
+                          http://www.signal11.us/oss/hidapi/)

 
 trinketd [-d] [-p pidfile] [-P period] [-D datadir] [-i tics] [-l logfile]
 
 trinketd [-d] [-p pidfile] [-P period] [-D datadir] [-i tics] [-l logfile]

-
--i d        - daemonize
+-d          - daemonize

 -p pidfile  - create a pid-file
 -P period   - collection period, in seconds, default 300 secs
 -D datadir  - directory to place output file, default stdout
 -p pidfile  - create a pid-file
 -P period   - collection period, in seconds, default 300 secs
 -D datadir  - directory to place output file, default stdout