cmake HAVE_READLINK examples

SWI-Prolog/swipl-devel cmake/Config.cmake :181

check_function_exists(readlink HAVE_READLINK)

arkdb/inception configure.cmake :457

CHECK_FUNCTION_EXISTS (readlink HAVE_READLINK)

google/mysql-protobuf configure.cmake :452

CHECK_FUNCTION_EXISTS (readlink HAVE_READLINK)

alibaba/AliSQL configure.cmake :564

CHECK_FUNCTION_EXISTS (readlink HAVE_READLINK)

MiKTeX/miktex CMakeLists.txt :1340

check_function_exists(readlink HAVE_READLINK)

mongodb/mongo-bi-connector-odbc-driver configure.cmake :484

CHECK_FUNCTION_EXISTS (readlink HAVE_READLINK)

Tokutek/mysql-5.5 configure.cmake :397

CHECK_FUNCTION_EXISTS (readlink HAVE_READLINK)