我找到了解决方案.在Qt Creator中，转到左侧窗格中的项目"(ctrl + 5)，然后依次单击"Build Environment"->"Use System Environment"，单击"Details".编辑LIB变量.在这里添加.

I found the solution. In Qt Creator, goto Projects on the left pane ( ctrl+5), then Build Environment -> Use System Environment, click on Details. Edit LIB variable. Add here.