[git commit] who: fix typo in help text

[Denys Vlasenko]

commit: http://git.busybox.net/busybox/commit/?id=b110e1fecb4398524e857d772c5cc635615b0ac4
branch: http://git.busybox.net/busybox/commit/?id=refs/heads/master

Signed-off-by: Denys Vlasenko <vda.linux at googlemail.com>
---
 coreutils/who.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/coreutils/who.c b/coreutils/who.c
index 597a4d5..f955ce6 100644
--- a/coreutils/who.c
+++ b/coreutils/who.c
@@ -48,7 +48,7 @@
 //usage:#define who_full_usage "\n\n"
 //usage:       "Show who is logged on\n"
 //usage:     "\n	-a	Show all"
-//usage:     "\n	-a	Print column headers"
+//usage:     "\n	-H	Print column headers"
 
 #include "libbb.h"