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Diffstat (limited to 'include/uapi/linux/wait.h')
-rw-r--r--include/uapi/linux/wait.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/uapi/linux/wait.h b/include/uapi/linux/wait.h
index ac49a220cf2a..85b809fc9f11 100644
--- a/include/uapi/linux/wait.h
+++ b/include/uapi/linux/wait.h
@@ -17,6 +17,7 @@
#define P_ALL 0
#define P_PID 1
#define P_PGID 2
+#define P_PIDFD 3
#endif /* _UAPI_LINUX_WAIT_H */