thodg/cgminer

diff --git a/driver-avalon.c b/driver-avalon.c
index 7e14a21..0ff9f43 100644
--- a/driver-avalon.c
+++ b/driver-avalon.c
@@ -17,10 +17,10 @@
 #include <stdio.h>
 #include <sys/time.h>
 #include <sys/types.h>
-#include <sys/select.h>
 #include <dirent.h>
 #include <unistd.h>
 #ifndef WIN32
+  #include <sys/select.h>
   #include <termios.h>
   #include <sys/stat.h>
   #include <fcntl.h>
@@ -28,6 +28,7 @@
     #define O_CLOEXEC 0
   #endif
 #else
+  #include "compat.h"
   #include <windows.h>
   #include <io.h>
 #endif
diff --git a/fpgautils.c b/fpgautils.c
index 61706a5..9330a21 100644
--- a/fpgautils.c
+++ b/fpgautils.c
@@ -592,4 +592,19 @@ int get_serial_cts(int fd)
 	ioctl(fd, TIOCMGET, &flags);
 	return (flags & TIOCM_CTS) ? 1 : 0;
 }
+#else
+int get_serial_cts(const int fd)
+{
+	if (!fd)
+		return -1;
+	const HANDLE fh = (HANDLE)_get_osfhandle(fd);
+	if (!fh)
+		return -1;
+
+	DWORD flags;
+	if (!GetCommModemStatus(fh, &flags))
+		return -1;
+
+	return (flags & MS_CTS_ON) ? 1 : 0;
+}
 #endif // ! WIN32