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-rw-r--r--applets/usage.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/applets/usage.c b/applets/usage.c
index 75c421a..ae6cec8 100644
--- a/applets/usage.c
+++ b/applets/usage.c
@@ -1365,6 +1365,10 @@ const char uniq_usage[] =
#ifndef BB_FEATURE_TRIVIAL_HELP
"\nDiscard all but one of successive identical lines from INPUT\n"
"(or standard input), writing to OUTPUT (or standard output).\n"
+ "Options:\n"
+ "\t-c\tprefix lines by the number of occurrences\n"
+ "\t-d\tonly print duplicate lines\n"
+ "\t-u\tonly print unique lines\n"
#endif
;
#endif