Index: xc3sprog-r742/CMakeLists.txt
===================================================================
--- xc3sprog-r742.orig/CMakeLists.txt	2012-09-20 21:36:46.000000000 +0800
+++ xc3sprog-r742/CMakeLists.txt	2014-09-23 17:17:42.507053279 +0800
@@ -11,7 +11,7 @@
 set(USE_STATIC_FTDI ON)
 endif(${WIN32})
 
-option(USE_FTD2XX "Use FTDI libFTD2XX instead of free libftdi" ON)
+option(USE_FTD2XX "Use FTDI libFTD2XX instead of free libftdi" OFF)
 
 find_package(libftdi)
 include_directories(${LIBFTDI_INCLUDE_DIR})