1 files changed, 1 insertions, 0 deletions
diff --git a/scd/app-common.h b/scd/app-common.h
index e5a0dc5e0..4b2e13e3a 100644
--- a/scd/app-common.h
+++ b/scd/app-common.h
@@ -135,6 +135,7 @@ gpg_error_t app_openpgp_storekey (app_t app, int keyno,
                           void *pincb_arg);
 #else
 /*-- app-help.c --*/
+unsigned int app_help_count_bits (const unsigned char *a, size_t len);
 gpg_error_t app_help_get_keygrip_string (ksba_cert_t cert, char *hexkeygrip);
 size_t app_help_read_length_of_cert (int slot, int fid, size_t *r_certoff);