cmake HAVE_ATOMIC_SWAP32 examples

google/mysql-protobuf storage/ndb/ndb_configure.cmake :63

CHECK_FUNCTION_EXISTS(atomic_swap_32 HAVE_ATOMIC_SWAP32)

alibaba/AliSQL storage/ndb/ndb_configure.cmake :61

CHECK_FUNCTION_EXISTS(atomic_swap_32 HAVE_ATOMIC_SWAP32)