问Findopenssl.cmake找不到OpenSSL，正在编译restbed，C++

EN

git clone --recursive https://github.com/corvusoft/restbed.git
mkdir restbed/build
cd restbed/build
cmake [-DBUILD_SSL=NO] ..
make install
make test

-- Found ASIO include at: /home/ben/Workspaces/C_Experiments/restbed/dependency/asio/asio/include
-- Found Catch include at: /home/ben/Workspaces/C_Experiments/restbed/dependency/catch/single_include
CMake Error at cmake/Findopenssl.cmake:23 (message):
  Failed to locate OpenSSL dependency.  see restbed/dependency/openssl;
  ./config shared; make all
Call Stack (most recent call first):
  CMakeLists.txt:47 (find_package)

find_library( ssl_LIBRARY_STATIC libssl.a  ssleay32.lib HINTS "${PROJECT_SOURCE_DIR}/dependency/openssl/out32dll" "${PROJECT_SOURCE_DIR}/dependency/openssl" "/usr/local/opt/openssl/lib" "/usr/lib" "/usr/local/lib" "/opt/local/lib" )
find_library( crypto_LIBRARY_STATIC libcrypto.a libeay32.lib HINTS "${PROJECT_SOURCE_DIR}/dependency/openssl/out32dll" "${PROJECT_SOURCE_DIR}/dependency/openssl" "/usr/local/opt/openssl/lib" "/usr/lib" "/usr/local/lib" "/opt/local/lib" )

find_library( ssl_LIBRARY_SHARED libssl.so libssl.dylib ssleay32.dll HINTS "${PROJECT_SOURCE_DIR}/dependency/openssl/out32dll" "${PROJECT_SOURCE_DIR}/dependency/openssl" "/usr/local/opt/openssl/lib" "/usr/lib" "/usr/local/lib" "/opt/local/lib" )
find_library( crypto_LIBRARY_SHARED libcrypto.so libcrypto.dylib libeay32.dll HINTS "${PROJECT_SOURCE_DIR}/dependency/openssl/out32dll" "${PROJECT_SOURCE_DIR}/dependency/openssl" "/usr/local/opt/openssl/lib" "/usr/lib" "/usr/local/lib" "/opt/local/lib" )

find_path( ssl_INCLUDE openssl/ssl.h HINTS "${PROJECT_SOURCE_DIR}/dependency/openssl/inc32" "${PROJECT_SOURCE_DIR}/dependency/openssl/include" "/usr/local/opt/openssl/include" "/usr/include" "/usr/local/include" "/opt/local/include" )

if ( ssl_LIBRARY_STATIC AND ssl_LIBRARY_SHARED AND crypto_LIBRARY_STATIC AND crypto_LIBRARY_SHARED )
    set( OPENSSL_FOUND TRUE )
    add_definitions( -DBUILD_SSL=TRUE )

    if ( APPLE AND BUILD_SSL )
        set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-deprecated-declarations" )
    endif( )

    message( STATUS "Found OpenSSL include at: ${ssl_INCLUDE}" )
    message( STATUS "Found OpenSSL library at: ${ssl_LIBRARY_STATIC}" )
    message( STATUS "Found OpenSSL library at: ${ssl_LIBRARY_SHARED}" )
    message( STATUS "Found Crypto library at: ${crypto_LIBRARY_STATIC}" )
    message( STATUS "Found Crypto library at: ${crypto_LIBRARY_SHARED}" )
else ( )
    message( FATAL_ERROR "Failed to locate OpenSSL dependency. see restbed/dependency/openssl; ./config shared; make all" )
endif ( )