1 files changed, 4 insertions, 0 deletions

diff --git a/tls/compat/ftruncate.c b/tls/compat/ftruncate.c
index e68e6d0..e825e50 100644
--- a/tls/compat/ftruncate.c
+++ b/tls/compat/ftruncate.c
@@ -4,6 +4,8 @@
  * Kinichiro Inoguchi <inoguchi@openbsd.org>
  */
 
+#ifdef _WIN32
+
 #include <unistd.h>
 
 int
@@ -11,3 +13,5 @@ ftruncate(int fd, off_t length)
 {
         return _chsize(fd, length);
 }
+
+#endif