fix print formatting-string directives

1 files changed, 3 insertions, 3 deletions

diff --git a/tests/server/sockfilt.c b/tests/server/sockfilt.c
index 8ac653c58..97e2e4ce0 100644
--- a/tests/server/sockfilt.c
+++ b/tests/server/sockfilt.c
@@ -558,9 +558,9 @@ static bool juggle(curl_socket_t *sockfdp,
     else if(!memcmp("PORT", buffer, 4)) {
       /* Question asking us what PORT number we are listening to.
          Replies to PORT with "IPv[num]/[port]" */
-      sprintf((char *)buffer, "%s/%d\n", ipv_inuse, (int)port);
+      sprintf((char *)buffer, "%s/%hu\n", ipv_inuse, port);
       buffer_len = (ssize_t)strlen((char *)buffer);
-      snprintf(data, sizeof(data), "PORT\n%04x\n", buffer_len);
+      snprintf(data, sizeof(data), "PORT\n%04zx\n", buffer_len);
       if(!write_stdout(data, 10))
         return FALSE;
       if(!write_stdout(buffer, buffer_len))
@@ -660,7 +660,7 @@ static bool juggle(curl_socket_t *sockfdp,
       return TRUE;
     }
 
-    snprintf(data, sizeof(data), "DATA\n%04x\n", nread_socket);
+    snprintf(data, sizeof(data), "DATA\n%04zx\n", nread_socket);
     if(!write_stdout(data, 10))
       return FALSE;
     if(!write_stdout(buffer, nread_socket))