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-rw-r--r--stdio-common/vfprintf.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/stdio-common/vfprintf.c b/stdio-common/vfprintf.c
index 04f9e0d5f1..9b24574558 100644
--- a/stdio-common/vfprintf.c
+++ b/stdio-common/vfprintf.c
@@ -21,6 +21,7 @@ Boston, MA 02111-1307, USA.  */
 #include <printf.h>
 #include <stdarg.h>
 #include <stdlib.h>
+#include <errno.h>
 #include <wchar.h>
 #include "_itoa.h"
 #include "../locale/localeinfo.h"