diff -c ../TestApp-1.0/func.c ./func.c
*** ../TestApp-1.0/func.c	2013-04-28 07:52:13.000000000 +0900
--- ./func.c	2013-04-27 23:17:23.000000000 +0900
***************
*** 3,6 ****
--- 3,7 ----
  
  void func() {
  	puts(PACKAGE_STRING);
+ 	puts("patched version");
  }