From 2013d901b2bff1167ca3306994d73748aabac7df Mon Sep 17 00:00:00 2001
From: Andrey Semashev <andrey.semashev@gmail.com>
Date: Tue, 30 Dec 2025 18:59:33 +0300
Subject: [PATCH] Avoid signed/unsigned mismatch warning on DragonflyBSD.

For some reason, AT_FDCWD is defined as unsigned int on DragonflyBSD,
which causes warnings when int fds are compared against it.
---
 src/operations.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/operations.cpp b/src/operations.cpp
index e299e7a..a8dabf5 100644
--- a/src/operations.cpp
+++ b/src/operations.cpp
@@ -1122,7 +1122,7 @@ uintmax_t remove_all_impl
 #if defined(BOOST_FILESYSTEM_HAS_FDOPENDIR_NOFOLLOW) && defined(BOOST_FILESYSTEM_HAS_POSIX_AT_APIS)
     fs::path filename;
     const fs::path* remove_path = &p;
-    if (parentdir_fd != AT_FDCWD)
+    if (parentdir_fd != static_cast< int >(AT_FDCWD))
     {
         filename = path_algorithms::filename_v4(p);
         remove_path = &filename;