3 files changed, 32 insertions, 0 deletions
diff --git a/signal/bits/types/sig_atomic_t.h b/signal/bits/types/sig_atomic_t.h
new file mode 100644
index 0000000000..47eaa28311
--- /dev/null
+++ b/signal/bits/types/sig_atomic_t.h
@@ -0,0 +1,10 @@
+#ifndef __sig_atomic_t_defined
+#define __sig_atomic_t_defined 1
+
+#include <bits/types.h>
+
+/* An integral type that can be modified atomically, without the
+   possibility of a signal arriving in the middle of the operation.  */
+typedef __sig_atomic_t sig_atomic_t;
+
+#endif
diff --git a/signal/bits/types/sigset_t.h b/signal/bits/types/sigset_t.h
new file mode 100644
index 0000000000..8b27e9112d
--- /dev/null
+++ b/signal/bits/types/sigset_t.h
@@ -0,0 +1,9 @@
+#ifndef __sigset_t_defined
+#define __sigset_t_defined 1
+
+#include <bits/types/__sigset_t.h>
+
+/* A set of signals to be blocked, unblocked, or waited for.  */
+typedef __sigset_t sigset_t;
+
+#endif
diff --git a/signal/bits/types/sigval_t.h b/signal/bits/types/sigval_t.h
new file mode 100644
index 0000000000..666598f0ca
--- /dev/null
+++ b/signal/bits/types/sigval_t.h
@@ -0,0 +1,13 @@
+#ifndef __sigval_t_defined
+#define __sigval_t_defined
+
+/* Type for data associated with a signal.  */
+union sigval
+{
+  int sival_int;
+  void *sival_ptr;
+};
+
+typedef union sigval sigval_t;
+
+#endif