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-rw-r--r--com32/include/dev.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/com32/include/dev.h b/com32/include/dev.h
index a8cea76c..a5afbaf1 100644
--- a/com32/include/dev.h
+++ b/com32/include/dev.h
@@ -44,9 +44,12 @@ struct output_dev;
__extern int opendev(const struct input_dev *, const struct output_dev *, int);
/* Common generic devices */
+
+/* Null device */
extern const struct input_dev dev_null_r;
extern const struct output_dev dev_null_w;
+/* Error device */
extern const struct input_dev dev_error_r;
extern const struct output_dev dev_error_w;