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-rw-r--r--include/fcntl.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/include/fcntl.h b/include/fcntl.h
index 136f64d70..ce15ceaf6 100644
--- a/include/fcntl.h
+++ b/include/fcntl.h
@@ -296,6 +296,26 @@ int name_to_handle_at(int dirfd, const char *pathname,
int open_by_handle_at(int mount_fd, struct file_handle *handle, int flags);
#endif
+#ifdef __USE_GNU
+# define F_SETOWN_EX 15 /* Get owner (thread receiving SIGIO). */
+# define F_GETOWN_EX 16 /* Set owner (thread receiving SIGIO). */
+/* Owner types. */
+enum __pid_type
+ {
+ F_OWNER_TID = 0, /* Kernel thread. */
+ F_OWNER_PID, /* Process. */
+ F_OWNER_PGRP, /* Process group. */
+ F_OWNER_GID = F_OWNER_PGRP /* Alternative, obsolete name. */
+ };
+
+/* Structure to use with F_GETOWN_EX and F_SETOWN_EX. */
+struct f_owner_ex
+ {
+ enum __pid_type type; /* Owner type of ID. */
+ __pid_t pid; /* ID of owner. */
+ };
+#endif
+
__END_DECLS
#endif /* fcntl.h */