cmake HAVE_GCOV_LIBRARY examples

GNOME/evolution cmake/modules/CodeCoverageGCOV.cmake :21 

CHECK_LIBRARY_EXISTS("gcov" "gcov_exit" "" HAVE_GCOV_LIBRARY)

GNOME/evolution cmake/modules/CodeCoverageGCOV.cmake :33 

else(HAVE_GCOV_LIBRARY)

GNOME/evolution cmake/modules/CodeCoverageGCOV.cmake :35 

endif(HAVE_GCOV_LIBRARY)