1diff --git a/configure b/configure 2index ebe3d8c..a336b73 100755 3--- a/configure 4+++ b/configure 5@@ -18943,7 +18943,6 @@ do : 6 ac_fn_c_check_func "$LINENO" "sendfile" "ac_cv_func_sendfile" 7 if test "x$ac_cv_func_sendfile" = xyes; then : 8 cat >>confdefs.h <<_ACEOF 9-#define HAVE_SENDFILE 1 10 _ACEOF 11 12 fi 13diff --git a/io.c b/io.c 14index 82c5940538..a8d3661ec8 100644 15--- a/io.c 16+++ b/io.c 17@@ -10721,7 +10721,6 @@ nogvl_copy_stream_wait_write(struct copy_stream_struct *stp) 18 } 19 20 #if defined HAVE_COPY_FILE_RANGE || (defined __linux__ && defined __NR_copy_file_range) 21-# define USE_COPY_FILE_RANGE 22 #endif 23 24 #ifdef USE_COPY_FILE_RANGE 25