Replace index_in_[sub]str_array with index_in_[sub]strings,

which scans thru "abc\0def\0123\0\0" type strings. Saves 250 bytes.

   text    data     bss     dec     hex filename
 781266    1328   11844  794438   c1f46 busybox_old
 781010    1328   11844  794182   c1e46 busybox_unstripped

1 files changed, 1 insertions, 1 deletions

diff --git a/util-linux/hwclock.c b/util-linux/hwclock.c
index ff696a3d7..ede95ecaa 100644
--- a/util-linux/hwclock.c
+++ b/util-linux/hwclock.c
@@ -185,7 +185,7 @@ int hwclock_main(int argc, char **argv)
                 "hctosys\0"   No_argument "s"
                 "systohc\0"   No_argument "w"
                 "file\0"      Required_argument "f"
-                "\0";
+                ;
         applet_long_options = hwclock_longopts;
 #endif
         opt_complementary = "r--ws:w--rs:s--wr:l--u:u--l";