diff --git a/cbits/CKa.h b/cbits/CKa.h
new file mode 100644
--- /dev/null
+++ b/cbits/CKa.h
@@ -0,0 +1,39 @@
+#ifndef CKA_H
+#define CKA_H
+
+#ifdef _WIN32
+# include <winsock2.h>
+# include <ws2tcpip.h>
+# include <mswsock.h>
+# include <Mstcpip.h>
+
+#ifndef INLINE
+# if defined(_MSC_VER)
+#  define INLINE extern __inline
+# elif defined(__GNUC_GNU_INLINE__)
+#  define INLINE extern inline
+# else
+#  define INLINE inline
+# endif
+#endif
+
+INLINE int 
+winSetKeepAlive(int s, ULONG onoff, ULONG time, ULONG intvl) {
+
+    struct tcp_keepalive ka;
+
+    DWORD size;
+
+    ka.onoff = onoff; 
+    ka.keepalivetime = time;
+    ka.keepaliveinterval = intvl;
+    int sizeka = sizeof(ka);
+
+    int rtn = WSAIoctl(s, SIO_KEEPALIVE_VALS, &ka, sizeka, NULL, 0, &size, NULL, NULL);
+
+    return rtn;
+};
+#endif /* _WIN32 */
+
+#endif /* CKA_H */
+
diff --git a/keep-alive.cabal b/keep-alive.cabal
--- a/keep-alive.cabal
+++ b/keep-alive.cabal
@@ -7,7 +7,7 @@
 -- hash: e4fadd87f6fc7f6bca702c40ec776acd3dc1b4562423d193979808778831f6b8
 
 name:           keep-alive
-version:        0.1.0.0
+version:        0.1.1.0
 homepage:       https://github.com/3kyro/keep-alive#readme
 bug-reports:    https://github.com/3kyro/keep-alive/issues
 author:         Kyriakos Papachrysanthou
@@ -26,6 +26,7 @@
 extra-source-files:
     README.md
     ChangeLog.md
+    cbits/CKa.h
 
 source-repository head
   type: git