+/* TODO: Documentation */
+
+/* ----------------------------------------------------------------------------
+ * MACROS
+ * --------------------------------------------------------------------------*/
+
+#define SIGABRT _SIGABRT
+#define SIGFPE _SIGFPE
+#define SIGILL _SIGILL
+#define SIGINT _SIGINT
+#define SIGSEGV _SIGSEGV
+#define SIGTERM _SIGTERM
+#define SIG_DFL _SIG_DFL
+#define SIG_ERR _SIG_ERR
+#define SIG_IGN _SIG_IGN
+
+/* ----------------------------------------------------------------------------
+ * TYPEDEFS
+ * --------------------------------------------------------------------------*/
+
+#ifndef _SIG_ATOMIC_T
+#define _SIG_ATOMIC_T _SIG_ATOMIC_T
+typedef __sig_atomic_t sig_atomic_t;
+#endif /* _SIG_ATOMIC_T
+
+/* ----------------------------------------------------------------------------
+ * FUNCTIONS
+ * --------------------------------------------------------------------------*/
+
+int raise( int sig ); /* TODO */
+void ( * signal( int sig, void ( *func )( int ) ) ) ( int ); /* TODO */
+
+#endif /* _SIGNAL_H */