1 files changed, 3 insertions, 0 deletions
diff --git a/utils.h b/utils.h
index a38602c..3e807bc 100644
--- a/utils.h
+++ b/utils.h
@@ -152,6 +152,9 @@ static inline bool list_empty(struct list_head *list)
 	return list->next == list;
 }
 
+#define PIPE_RD 0
+#define PIPE_WR 1
+
 #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
 
 #define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)