On 2017년 03월 19일 23:04, zmoelnig at iem.at wrote: >> sudo apt-get build-dep puredata >> Reading package lists... Done >> E: Unable to find a source package for puredata >> >> OS: Mint 18.1 > > for "build-dep" to work you need a "deb-src" line in your apt-sources. Confirming that it works without errors once sources are available.