Merge pull request #4444 from michaeldleslie:only_apply_lregex_for_qnx710_and_newer

PiperOrigin-RevId: 600548775
Change-Id: Ia693791321602e728aef9135b349602c790a058a

Author: copybara-github

googletest/CMakeLists.txt

@@ -147,7 +147,7 @@ target_include_directories(gtest SYSTEM INTERFACE
 target_include_directories(gtest_main SYSTEM INTERFACE
   "$<BUILD_INTERFACE:${dirs}>"
   "$<INSTALL_INTERFACE:$<INSTALL_PREFIX>/${CMAKE_INSTALL_INCLUDEDIR}>")
-if(CMAKE_SYSTEM_NAME MATCHES "QNX")
+if(CMAKE_SYSTEM_NAME MATCHES "QNX" AND CMAKE_SYSTEM_VERSION VERSION_GREATER_EQUAL 7.1)
   target_link_libraries(gtest PUBLIC regex)
 endif()
 target_link_libraries(gtest_main PUBLIC gtest)