1 files changed, 1 insertions, 1 deletions
diff --git a/libio/genops.c b/libio/genops.c
index db7fb180a3..c08598686d 100644
--- a/libio/genops.c
+++ b/libio/genops.c
@@ -615,7 +615,7 @@ DEFUN_VOID(_IO_flush_all_linebuffered)
 {
   _IO_FILE *fp;
   for (fp = _IO_list_all; fp != NULL; fp = fp->_chain)
-    if (fp->_flags & _IO_LINE_BUF)
+    if ((fp->_flags & _IO_NO_WRITES) == 0 && fp->_flags & _IO_LINE_BUF)
       _IO_OVERFLOW (fp, EOF);
 }