+if(USE_LIBZIP)
+ pkg_check_modules(LIBZIP REQUIRED libzip>=0.11)
+ add_compile_options(${LIBZIP_CFLAGS})
+ include_directories(${LIBZIP_INCLUDE_DIRS})
+ link_libraries(${LIBZIP_LIBRARIES})
+ add_definitions(-DUSE_LIBZIP=1)
+else(USE_LIBZIP)
+ find_program(PATH_TO_ZIP zip)
+ find_program(PATH_TO_UNZIP unzip)
+ add_definitions(-DUSE_LIBZIP=0 -DPATH_TO_ZIP="${PATH_TO_ZIP}" -DPATH_TO_UNZIP="${PATH_TO_UNZIP}")
+endif(USE_LIBZIP)
+