#ifndef __CONFIG_H
#define __CONFIG_H
+#ifdef __APPLE__
+#include <AvailabilityMacros.h>
+#endif
+
/* test for malloc_size() */
#ifdef __APPLE__
#include <malloc/malloc.h>
#endif
/* define redis_fstat to fstat or fstat64() */
-#ifdef __APPLE__
+#if defined(__APPLE__) && !defined(MAC_OS_X_VERSION_10_6)
#define redis_fstat fstat64
#define redis_stat stat64
#else
#define HAVE_BACKTRACE 1
#endif
+/* test for polling API */
+#ifdef __linux__
+#define HAVE_EPOLL 1
+#endif
+
+#if (defined(__APPLE__) && defined(MAC_OS_X_VERSION_10_6)) || defined(__FreeBSD__) || defined(__OpenBSD__) || defined (__NetBSD__)
+#define HAVE_KQUEUE 1
+#endif
+
#endif