1 files changed, 2 insertions, 1 deletions

diff --git a/shell/shell_common.h b/shell/shell_common.h
index a82535c86..1b79bffca 100644
--- a/shell/shell_common.h
+++ b/shell/shell_common.h
@@ -42,7 +42,8 @@ shell_builtin_read(void FAST_FUNC (*setvar)(const char *name, const char *val),
         const char *opt_n,
         const char *opt_p,
         const char *opt_t,
-        const char *opt_u
+        const char *opt_u,
+        const char *opt_d
 );
 
 int FAST_FUNC