QT MYSQL drive build, undefined reference to `[email protected]

all. I am trying to build the QMYSQL drive, I followed Document (https://doc.qt.io/qt-5/sql-driver.html#how-to-build-the-qmysql-plugin-on-windows) it recommond me runned the code : cd %QTDIR%\qtbase\src\plugins\sqldrivers qmake — MYSQL_INCDIR=C:/MySQL/include “MYSQL_LIBDIR=C:/MYSQL/MySQL Server <version>/lib/opt” nmake sub-mysql There is no “Libs & Include Files” Module in mysql “Custom Install”, so I select the folder from the sql serves. I run the code…

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