--- CMakeLists.txt	2012-07-26 03:07:38.000000000 +0800
+++ CMakeLists.txt.new	2015-08-10 10:25:42.370061930 +0800
@@ -15,13 +15,12 @@
 Find_Package(CURL REQUIRED)
 Find_Package(LibArchive REQUIRED)
 Find_Package(OpenSSL REQUIRED)
+Find_Package(X11 REQUIRED)
 
 #Use openGL only when compiling with HARDWARE_ACCELERATION.
 #Otherwise we try to find XLib.
 if(HARDWARE_ACCELERATION)
 	Find_Package(OpenGL REQUIRED)
-else(HARDWARE_ACCELERATION)
-	INCLUDE(FindX11)
 endif(HARDWARE_ACCELERATION)
 
 #Add the include dirs of the libraries.
@@ -33,6 +32,7 @@
 INCLUDE_DIRECTORIES(${CURL_INCLUDE_DIR})
 INCLUDE_DIRECTORIES(${LibArchive_INCLUDE_DIR})
 INCLUDE_DIRECTORIES(${OPENSSL_INCLUDE_DIR})
+INCLUDE_DIRECTORIES(${X11_INCLUDE_DIR})
 #Use openGL only when compiling with HARDWARE_ACCELERATION.
 if(HARDWARE_ACCELERATION)
 	INCLUDE_DIRECTORIES(${OPENGL_INCLUDE_DIR})