Support virtual locks with CMake #108

Job	Run time
build-and-test (autotools, true, multithread, production)	12m 58s
build-and-test (autotools, true, multithread, debug)	9m 0s
build-and-test (autotools, true, threadsafe, production)	12m 58s
build-and-test (autotools, true, threadsafe, debug)	13m 0s
build-and-test (autotools, true, singlethread, production)	12m 40s
build-and-test (autotools, true, singlethread, debug)	13m 0s
build-and-test (autotools, false, multithread, production)	13m 0s
build-and-test (autotools, false, multithread, debug)	5m 21s
build-and-test (autotools, false, threadsafe, production)	12m 59s
build-and-test (autotools, false, threadsafe, debug)	12m 59s
build-and-test (autotools, false, singlethread, production)	11m 56s
build-and-test (autotools, false, singlethread, debug)	13m 0s
build-and-test (cmake, true, multithread, production)	12m 0s
build-and-test (cmake, true, multithread, debug)	12m 3s
build-and-test (cmake, true, threadsafe, production)	3m 5s
build-and-test (cmake, true, threadsafe, debug)	3m 7s
build-and-test (cmake, true, singlethread, production)	7m 31s
build-and-test (cmake, true, singlethread, debug)	3m 54s
build-and-test (cmake, false, multithread, production)	13m 0s
build-and-test (cmake, false, multithread, debug)	13m 0s
build-and-test (cmake, false, threadsafe, production)	11m 54s
build-and-test (cmake, false, threadsafe, debug)	11m 45s
build-and-test (cmake, false, singlethread, production)	9m 46s
build-and-test (cmake, false, singlethread, debug)	9m 46s
	4h 13m 42s

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