From 188d52251f05dcfd0600d127d76dae3c36fc0678 Mon Sep 17 00:00:00 2001
From: Fabian Albert <fabian.albert@rohde-schwarz.com>
Date: Thu, 15 Aug 2024 10:07:56 +0200
Subject: [PATCH] fix tls_ssl_key_log_file example

---
 src/examples/tls_ssl_key_log_file.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/examples/tls_ssl_key_log_file.cpp b/src/examples/tls_ssl_key_log_file.cpp
index b47e8bd4312..be1440fc04a 100644
--- a/src/examples/tls_ssl_key_log_file.cpp
+++ b/src/examples/tls_ssl_key_log_file.cpp
@@ -23,6 +23,9 @@
    #include <sys/ioctl.h>
    #include <sys/socket.h>
 #endif
+#if defined(BOTAN_TARGET_OS_HAS_POSIX1)
+   #include <unistd.h>
+#endif
 
 namespace {
 
@@ -201,7 +204,9 @@ class DtlsConnection : public Botan::TLS::Callbacks {
          if(fd) {
 #if defined(BOTAN_TARGET_OS_HAS_SOCKETS)
             shutdown(fd, SHUT_RDWR);
+   #if defined(BOTAN_TARGET_OS_HAS_POSIX1)
             ::close(fd);
+   #endif
 #endif
          }
       }