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Under Ubuntu/Debian:
```apt install qtbase5-dev libqt5serialport5-dev cmake mercurial```
### Download and Install Qwt
### Download and Install Qwt [Optional]
[Qwt](http://qwt.sourceforge.net) is the library that provides
plotting widgets for SerialPlot. You have 3 different options for Qwt.
* Leave it to serialplot build scripts. Qwt will be downloaded over
SVN and built for you.
SVN and built for you. You should have `svn` installed for this.
* If your linux distribution has `libqwt-qt5-dev` or `qwt-qt5-devel`
package, install it and set `BUILD_QWT` cmake option to `false`.
Status change: