1 files changed, 11 insertions, 2 deletions

diff --git a/shell/hush.c b/shell/hush.c
index 8dc531657..af3b95b86 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -352,6 +352,7 @@
 #define BASH_SOURCE        ENABLE_HUSH_BASH_COMPAT
 #define BASH_HOSTNAME_VAR  ENABLE_HUSH_BASH_COMPAT
 #define BASH_TEST2         (ENABLE_HUSH_BASH_COMPAT && ENABLE_HUSH_TEST)
+#define BASH_READ_D        ENABLE_HUSH_BASH_COMPAT
 
 
 /* Build knobs */
@@ -9434,13 +9435,20 @@ static int FAST_FUNC builtin_read(char **argv)
         char *opt_p = NULL;
         char *opt_t = NULL;
         char *opt_u = NULL;
+        char *opt_d = NULL; /* optimized out if !BASH */
         const char *ifs;
         int read_flags;
 
         /* "!": do not abort on errors.
          * Option string must start with "sr" to match BUILTIN_READ_xxx
          */
-        read_flags = getopt32(argv, "!srn:p:t:u:", &opt_n, &opt_p, &opt_t, &opt_u);
+        read_flags = getopt32(argv,
+#if BASH_READ_D
+                "!srn:p:t:u:d:", &opt_n, &opt_p, &opt_t, &opt_u, &opt_d
+#else
+                "!srn:p:t:u:", &opt_n, &opt_p, &opt_t, &opt_u
+#endif
+        );
         if (read_flags == (uint32_t)-1)
                 return EXIT_FAILURE;
         argv += optind;
@@ -9454,7 +9462,8 @@ static int FAST_FUNC builtin_read(char **argv)
                 opt_n,
                 opt_p,
                 opt_t,
-                opt_u
+                opt_u,
+                opt_d
         );
 
         if ((uintptr_t)r == 1 && errno == EINTR) {