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-rw-r--r--stdio-common/test-popen.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/stdio-common/test-popen.c b/stdio-common/test-popen.c
index b13a1c2542..aced45d5c9 100644
--- a/stdio-common/test-popen.c
+++ b/stdio-common/test-popen.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1998 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,7 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
-
+#include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>
 
@@ -26,9 +26,10 @@ write_data (FILE *stream)
   int i;
   for (i=0; i<100; i++)
     fprintf (stream, "%d\n", i);
-  if (ferror (stream))  {
-    fprintf (stderr, "Output to stream failed.\n");
-    exit (1);
+  if (ferror (stream))
+    {
+      fprintf (stderr, "Output to stream failed.\n");
+      exit (1);
     }
 }