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我想在Linux上構建AWS CPP SDK，但構建失敗，出現以下錯誤（已解決symbol_： ）任何人都可以對此錯誤進行一些說明嗎？（我使用devtoolset-6 gcc 6.3 .1用於STL庫支持和叮噹3.8）構建AWS CPP SDK時未解決的符號
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[ RUN ] DefaultRateLimitTest.fractionalLimitTest
[ OK ] DefaultRateLimitTest.fractionalLimitTest (0 ms)
[----------] 11 tests from DefaultRateLimitTest (0 ms total)
[----------] Global test environment tear-down
[==========] 226 tests from 33 test cases ran. (4137 ms total)
[ PASSED ] 226 tests.
[100%] Built target aws-cpp-sdk-core-tests
[100%] Building CXX object aws-cpp-sdk-text-to-speech-tests/CMakeFiles/aws-cpp-sdk-text-to-speech-tests.dir/RunTests.cpp.o
[100%] Building CXX object aws-cpp-sdk-text-to-speech-tests/CMakeFiles/aws-cpp-sdk-text-to-speech-tests.dir/TextToSpeechManagerTests.cpp.o
[100%] Linking CXX executable aws-cpp-sdk-text-to-speech-tests
/opt/rh/devtoolset-6/root/bin/ld: ../aws-cpp-sdk-text-to-speech/libaws-cpp-sdk-text-to-speech.a(PulseAudioPCMOutputDriver.cpp.o): undefined reference to symbol '[email protected]@PULSE_0'
//lib64/libpulse.so.0: error adding symbols: DSO missing from command line
clang-3.8: error: linker command failed with exit code 1 (use -v to see invocation)
make[2]: *** [aws-cpp-sdk-text-to-speech-tests/aws-cpp-sdk-text-to-speech-tests] Error 1
make[1]: *** [aws-cpp-sdk-text-to-speech-tests/CMakeFiles/aws-cpp-sdk-text-to-speech-tests.dir/all] Error 2
make: *** [all] Error 2