diff --git a/configure b/configure
index ebe3d8c..a336b73 100755
--- a/configure
+++ b/configure
@@ -18943,7 +18943,6 @@ do :
   ac_fn_c_check_func "$LINENO" "sendfile" "ac_cv_func_sendfile"
 if test "x$ac_cv_func_sendfile" = xyes; then :
   cat >>confdefs.h <<_ACEOF
-#define HAVE_SENDFILE 1
 _ACEOF

 fi
diff --git a/io.c b/io.c
index 82c5940538..a8d3661ec8 100644
--- a/io.c
+++ b/io.c
@@ -10721,7 +10721,6 @@ nogvl_copy_stream_wait_write(struct copy_stream_struct *stp)
 }

 #if defined HAVE_COPY_FILE_RANGE || (defined __linux__ && defined __NR_copy_file_range)
-#  define USE_COPY_FILE_RANGE
 #endif

 #ifdef USE_COPY_FILE_RANGE