mysql - QT/C++ QSqlDatabase: QMYSQL driver not loaded on OS X -

i'm using
os x: 10.12.4
qt creator 4.0.2
mysql 5.0.12 (looks that, not sure)
c++

under qt trying connect mysql database following code:

qsqldatabase db = qsqldatabase::adddatabase("qmysql"); db.sethostname("sql104.rf.gd"); // 185.27.134.10 //db.setport(3306); db.setusername("correctname"); db.setpassword("correctpw"); db.setdatabasename("rfgd_19926673_shop");  if (db.open()){    ui->label->settext("success");    } else {    i->label->settext("fail"); } 

and fails with

qsqldatabase: qmysql driver not loaded qsqldatabase: available drivers: qsqlite qmysql qmysql3 qodbc qodbc3 qpsql qpsql7 

i've tried no result

qpluginloader loader; loader.setfilename("/users/ivan/qt/5.7/clang_64/plugins/sqldrivers/libqsqlmysql.dylib"); 

it returns

cannot load library  /users/ivan/qt/5.7/clang_64/plugins/sqldrivers/libqsqlmysql.dylib: (dlopen(/users/ivan/qt/5.7/clang_64/plugins/sqldrivers/libqsqlmysql.dylib, 5): library not loaded: /opt/local/lib/mysql55/mysql/libmysqlclient.18.dylib referenced from: /users/ivan/qt/5.7/clang_64/plugins/sqldrivers/libqsqlmysql.dylib reason: image not found) /users/ivan/build-courierhelperdesktop-desktop_qt_5_7_0_clang_64bit-release/courierhelperdesktop.app/contents/macos 

i've got only

/usr/local/mysql-5.7.17-macos10.12-x86_64/lib/lib/mysqlclient.20.dylib 

have tried

mkdir /opt/local/lib/mysql55/mysql/ cp /usr/local/mysql-5.7.17-macos10.12-x86_64/lib/lib/mysqlclient.20.dylib /opt/local/lib/mysql55/mysql 

no help.

please, somebody, me out. stuck.