From 486bdf90d8ad347070413221efedabb2f8f02272 Mon Sep 17 00:00:00 2001
From: Viktor Szakats <commit@vsz.me>
Date: Mon, 9 Mar 2026 00:36:07 +0100
Subject: [PATCH] fixes

---
 lib/vtls/mbedtls.c  | 7 ++++---
 lib/vtls/x509asn1.c | 2 +-
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/lib/vtls/mbedtls.c b/lib/vtls/mbedtls.c
index cdf4960bc5..06586cb8f1 100644
--- a/lib/vtls/mbedtls.c
+++ b/lib/vtls/mbedtls.c
@@ -1230,7 +1230,7 @@ static CURLcode mbed_send(struct Curl_cfilter *cf, struct Curl_easy *data,
   }
   else {
     CURL_TRC_CF(data, cf, "mbedtls_ssl_write(len=%zu) -> -0x%04X",
-                len, -nwritten);
+                len, (unsigned int)-nwritten);
     switch(nwritten) {
 #ifdef MBEDTLS_SSL_PROTO_TLS1_3
     case MBEDTLS_ERR_SSL_RECEIVED_NEW_SESSION_TICKET:
@@ -1391,7 +1391,7 @@ static CURLcode mbed_recv(struct Curl_cfilter *cf, struct Curl_easy *data,
   else {
     char errorbuf[128];
     CURL_TRC_CF(data, cf, "mbedtls_ssl_read(len=%zu) -> -0x%04X",
-                buffersize, -nread);
+                buffersize, (unsigned int)-nread);
     switch(nread) {
 #ifdef MBEDTLS_SSL_SESSION_TICKETS
     case MBEDTLS_ERR_SSL_RECEIVED_NEW_SESSION_TICKET:
@@ -1411,7 +1411,8 @@ static CURLcode mbed_recv(struct Curl_cfilter *cf, struct Curl_easy *data,
       break;
     default:
       mbedtls_strerror(nread, errorbuf, sizeof(errorbuf));
-      failf(data, "ssl_read returned: (-0x%04X) %s", -nread, errorbuf);
+      failf(data, "ssl_read returned: (-0x%04X) %s", (unsigned int)-nread,
+            errorbuf);
       result = CURLE_RECV_ERROR;
       break;
     }
diff --git a/lib/vtls/x509asn1.c b/lib/vtls/x509asn1.c
index 7b83dd542a..0d8d83e0f7 100644
--- a/lib/vtls/x509asn1.c
+++ b/lib/vtls/x509asn1.c
@@ -607,7 +607,7 @@ static CURLcode UTime2str(struct dynbuf *store,
   }
 
   tzl = end - tzp;
-  return curlx_dyn_addf(store, "%u%.2s-%.2s-%.2s %.2s:%.2s:%.2s %.*s",
+  return curlx_dyn_addf(store, "%d%.2s-%.2s-%.2s %.2s:%.2s:%.2s %.*s",
                         20 - (*beg >= '5'), beg, beg + 2, beg + 4,
                         beg + 6, beg + 8, sec,
                         (int)tzl, tzp);