Preparation for later commits.
#define SO_PEERGROUPS 59
#endif
+#ifndef SO_PASSPIDFD
+#define SO_PASSPIDFD 76
+#endif
+
#ifndef SO_PEERPIDFD
#define SO_PEERPIDFD 77
#endif
#define SOL_SCTP 132
#endif
-/* Not exposed yet. Defined in include/linux/socket.h */
#ifndef SCM_SECURITY
#define SCM_SECURITY 0x03
#endif
+#ifndef SCM_PIDFD
+#define SCM_PIDFD 0x04
+#endif
+
/* netinet/in.h */
#ifndef IP_FREEBIND
#define IP_FREEBIND 15