cmake HAVE_SETFD examples

arkdb/inception configure.cmake :466 

CHECK_FUNCTION_EXISTS (setfd HAVE_SETFD)

google/mysql-protobuf configure.cmake :454 

CHECK_FUNCTION_EXISTS (setfd HAVE_SETFD)

alibaba/AliSQL configure.cmake :573 

CHECK_FUNCTION_EXISTS (setfd HAVE_SETFD)

mongodb/mongo-bi-connector-odbc-driver configure.cmake :486 

CHECK_FUNCTION_EXISTS (setfd HAVE_SETFD)

Tokutek/mysql-5.5 configure.cmake :406 

CHECK_FUNCTION_EXISTS (setfd HAVE_SETFD)