--- PHP-Facedetect-1.1.0/facedetect.c~	2014-04-04 20:54:48.000000000 +0900
+++ PHP-Facedetect-1.1.0/facedetect.c	2016-03-30 23:07:44.412301147 +0900
@@ -26,6 +26,7 @@
 
 #include <opencv/cv.h>
 #include <opencv/highgui.h>
+#include <opencv2/core/version.hpp>
 
 /* {{{ facedetect_functions[]
  *