make local functions static

diff --git a/ykchalresp.c b/ykchalresp.c
index f8bc188b67c7b2665976c16f8db39cfef499059e..2a54972eccfaeedcc61d0545adba5afd3df48146 100644 (file)
--- a/ykchalresp.c
+++ b/ykchalresp.c
@@ -155,7 +155,7 @@ int parse_args(int argc, char **argv,
        return 1;
 }
 
-int check_firmware(YK_KEY *yk, bool verbose)
+static int check_firmware(YK_KEY *yk, bool verbose)
 {
        YK_STATUS *st = ykds_alloc();
 
@@ -184,7 +184,7 @@ int check_firmware(YK_KEY *yk, bool verbose)
        return 1;
 }
 
-int challenge_response(YK_KEY *yk, int slot,
+static int challenge_response(YK_KEY *yk, int slot,
                       unsigned char *challenge, unsigned int len,
                       bool hmac, bool may_block, bool verbose)
 {