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-rw-r--r--libio/fileops.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libio/fileops.c b/libio/fileops.c
index 4db4a76f75..759d737ec7 100644
--- a/libio/fileops.c
+++ b/libio/fileops.c
@@ -220,7 +220,7 @@ _IO_new_file_fopen (FILE *fp, const char *filename, const char *mode,
const char *last_recognized;
if (_IO_file_is_open (fp))
- return 0;
+ return NULL;
switch (*mode)
{
case 'r':