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/coreutils/ls.c b/coreutils/ls.c
index 8545edda9..f47ec204c 100644
--- a/coreutils/ls.c
+++ b/coreutils/ls.c
@@ -122,7 +122,7 @@ static smallint show_color;
  * equivalent */
 static const char ls_color_opt[] =
         "color\0" Optional_argument "\xff" /* no short equivalent */
-        "\0";
+        ;
 #else
 enum { show_color = 0 };
 #endif