diff --git a/config.h b/config.h
index 906fad4..d5b2a72 100644
--- a/config.h
+++ b/config.h
@@ -15,7 +15,7 @@
 #  define EPROTO ECONNABORTED
 #endif
 
-#ifdef WIN32
+#ifdef WIN32 || WIN64
 #  ifndef strcasecmp
 #    define strcasecmp strcmpi
 #  endif
diff --git a/lib/CMakeLists.txt b/lib/CMakeLists.txt
index d537e77..272b60a 100644
--- a/lib/CMakeLists.txt
+++ b/lib/CMakeLists.txt
@@ -6,12 +6,7 @@ option(WITH_THREADING "Include client library threading support?" ON)
 if (${WITH_THREADING} STREQUAL ON)
 	add_definitions("-DWITH_THREADING")
 	if (WIN32)
-		if (CMAKE_CL_64)
-			set (PTHREAD_LIBRARIES C:\\pthreads\\Pre-built.2\\lib\\x64\\pthreadVC2.lib)
-		else (CMAKE_CL_64)
-			set (PTHREAD_LIBRARIES C:\\pthreads\\Pre-built.2\\lib\\x86\\pthreadVC2.lib)
-		endif (CMAKE_CL_64)
-		set (PTHREAD_INCLUDE_DIR C:\\pthreads\\Pre-built.2\\include)
+		find_package(pthread REQUIRED)
 	else (WIN32)
 		find_library(LIBPTHREAD pthread)
 		if (LIBPTHREAD)
diff --git a/lib/net_mosq.h b/lib/net_mosq.h
index b5d8549..be60659 100644
--- a/lib/net_mosq.h
+++ b/lib/net_mosq.h
@@ -20,7 +20,12 @@
 #include <unistd.h>
 #else
 #include <winsock2.h>
+#if defined(_MSC_VER) && _MSC_VER > 1900
+#undef ssize_t
 typedef int ssize_t;
+#else
+typedef int ssize_t;
+#endif
 #endif
 
 #include "mosquitto_internal.h"