sleep: fix "sleep -- ARGS"

function                                             old     new   delta
sleep_main                                           116     119      +3
printf_main                                          860     837     -23
single_argv                                           50      25     -25
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/2 up/down: 3/-48)             Total: -45 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/libbb.h b/include/libbb.h
index eb97a9880..0883fb565 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -1344,6 +1344,7 @@ int sanitize_env_if_suid(void) FAST_FUNC;
 /* For top, ps. Some argv[i] are replaced by malloced "-opt" strings */
 void make_all_argv_opts(char **argv) FAST_FUNC;
 char* single_argv(char **argv) FAST_FUNC;
+char **skip_dash_dash(char **argv) FAST_FUNC;
 extern const char *const bb_argv_dash[]; /* { "-", NULL } */
 extern uint32_t option_mask32;
 uint32_t getopt32(char **argv, const char *applet_opts, ...) FAST_FUNC;