int fnmatch ();
#endif
+/* Provide sig_atomic_t if the system doesn't. */
+#ifndef HAVE_SIG_ATOMIC_T
+typedef int sig_atomic_t;
+#endif
+
/* Provide uint32_t on the platforms that don't define it. Although
most code should be agnostic about integer sizes, some code really
does need a 32-bit integral type. Such code should use uint32_t.