#if defined(__GNUC__)
#define PIPE_CC_GCC
+#define PIPE_CC_GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__)
#endif
/*
#if defined(__linux__)
#define PIPE_OS_LINUX
+#define PIPE_OS_UNIX
#endif
#if defined(__FreeBSD__)
+#define PIPE_OS_FREEBSD
#define PIPE_OS_BSD
+#define PIPE_OS_UNIX
+#endif
+
+#if defined(__OpenBSD__)
+#define PIPE_OS_OPENBSD
+#define PIPE_OS_BSD
+#define PIPE_OS_UNIX
+#endif
+
+#if defined(__NetBSD__)
+#define PIPE_OS_NETBSD
+#define PIPE_OS_BSD
+#define PIPE_OS_UNIX
#endif
#if defined(__sun)
#define PIPE_OS_SOLARIS
+#define PIPE_OS_UNIX
#endif
#if defined(__APPLE__)
#define PIPE_OS_APPLE
+#define PIPE_OS_UNIX
#endif
#if defined(_WIN32) || defined(WIN32)
#if defined(__HAIKU__)
#define PIPE_OS_HAIKU
+#define PIPE_OS_UNIX
#endif
/*