1 files changed, 12 insertions, 0 deletions

diff --git a/miscutils/adjtimex.c b/miscutils/adjtimex.c
index 8e8ff8c0a..e1edbbebc 100644
--- a/miscutils/adjtimex.c
+++ b/miscutils/adjtimex.c
@@ -11,6 +11,18 @@
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
 
+//usage:#define adjtimex_trivial_usage
+//usage:       "[-q] [-o OFF] [-f FREQ] [-p TCONST] [-t TICK]"
+//usage:#define adjtimex_full_usage "\n\n"
+//usage:       "Read and optionally set system timebase parameters. See adjtimex(2)\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -q      Quiet"
+//usage:     "\n        -o OFF  Time offset, microseconds"
+//usage:     "\n        -f FREQ Frequency adjust, integer kernel units (65536 is 1ppm)"
+//usage:     "\n                (positive values make clock run faster)"
+//usage:     "\n        -t TICK Microseconds per tick, usually 10000"
+//usage:     "\n        -p TCONST"
+
 #include "libbb.h"
 #include <sys/timex.h>