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-rw-r--r--arch/s390x/bits/socket.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/s390x/bits/socket.h b/arch/s390x/bits/socket.h
index 2b81bfec..f2983ee1 100644
--- a/arch/s390x/bits/socket.h
+++ b/arch/s390x/bits/socket.h
@@ -38,6 +38,7 @@ struct cmsghdr {
 #define SO_RCVTIMEO     20
 #define SO_SNDTIMEO     21
 #define SO_ACCEPTCONN   30
+#define SO_PEERSEC      31
 #define SO_SNDBUFFORCE  32
 #define SO_RCVBUFFORCE  33
 #define SO_PROTOCOL     38