cmake_minimum_required(VERSION 3.4) project(TestFindGnuTLS C) include(CTest) find_package(GnuTLS REQUIRED) add_definitions(-DCMAKE_EXPECTED_GNUTLS_VERSION="${GNUTLS_VERSION}") add_executable(test_tgt main.c) target_link_libraries(test_tgt GnuTLS::GnuTLS) add_test(NAME test_tgt COMMAND test_tgt) add_executable(test_var main.c) target_include_directories(test_var PRIVATE ${GNUTLS_INCLUDE_DIRS}) target_link_libraries(test_var PRIVATE ${GNUTLS_LIBRARIES}) target_compile_definitions(test_var PRIVATE ${GNUTLS_DEFINITIONS}) add_test(NAME test_var COMMAND test_var)