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-rw-r--r--src/sg_rbuf.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/sg_rbuf.c b/src/sg_rbuf.c
index 3b15d26c..899618d7 100644
--- a/src/sg_rbuf.c
+++ b/src/sg_rbuf.c
@@ -110,6 +110,7 @@ usage()
" default: 200 MiB\n"
" --time|-t time the data transfer\n"
" --verbose|-v increase verbosity (more debug)\n"
+ " --old|-O use old interface (use as first option)\n"
" --version|-V print version string then exit\n\n"
"Use SCSI READ BUFFER command (data or echo buffer mode, buffer "
"id 0)\nrepeatedly. This utility only works with Linux sg "
@@ -132,6 +133,7 @@ usage_old()
printf(" maximum total size is 4000 MiB\n");
printf(" -t time the data transfer\n");
printf(" -v increase verbosity (more debug)\n");
+ printf(" -N|--new use new interface\n");
printf(" -V print version string then exit\n\n");
printf("Use SCSI READ BUFFER command (data or echo buffer mode, buffer "
"id 0)\nrepeatedly. This utility only works with Linux sg "