1 files changed, 4 insertions, 4 deletions

diff --git a/src/microhttpd/digestauth.c b/src/microhttpd/digestauth.c
index d6c26114..2c0e9526 100644
--- a/src/microhttpd/digestauth.c
+++ b/src/microhttpd/digestauth.c
@@ -317,19 +317,19 @@ check_nonce_nc (struct MHD_Connection *connection,
    * then only increase the nonce counter by one.
    */
   
-  pthread_mutex_lock (&connection->daemon->nnc_lock);
+  (void) pthread_mutex_lock (&connection->daemon->nnc_lock);
   if (0 == nc)
     {
       strcpy(connection->daemon->nnc[off].nonce, 
              nonce);
       connection->daemon->nnc[off].nc = 0;  
-      pthread_mutex_unlock (&connection->daemon->nnc_lock);
+      (void) pthread_mutex_unlock (&connection->daemon->nnc_lock);
       return MHD_YES;
     }
   if ( (nc <= connection->daemon->nnc[off].nc) ||
        (0 != strcmp(connection->daemon->nnc[off].nonce, nonce)) )
     {
-      pthread_mutex_unlock (&connection->daemon->nnc_lock);
+      (void) pthread_mutex_unlock (&connection->daemon->nnc_lock);
 #if HAVE_MESSAGES
       MHD_DLOG (connection->daemon, 
                 "Stale nonce received.  If this happens a lot, you should probably increase the size of the nonce array.\n");
@@ -337,7 +337,7 @@ check_nonce_nc (struct MHD_Connection *connection,
       return MHD_NO;
     }
   connection->daemon->nnc[off].nc = nc;
-  pthread_mutex_unlock (&connection->daemon->nnc_lock);
+  (void) pthread_mutex_unlock (&connection->daemon->nnc_lock);
   return MHD_YES;
 }