How to install the XSLT library: Requirements: ============= this library requires a recent version of libxml2 which you can grab from either the GNOME download server or the GitLab release page: https://gitlab.gnome.org/GNOME/libxml2/-/releases https://download.gnome.org/sources/libxml2/ When installing from a distribution package like a tar.gz: ========================================================== expand the package run ./configure possibly indicating the desired installation prefix: ./configure --prefix=/usr then run make to build the project and make install (possibly after having gained root access) to install the library and associated include and scripts. When installing from a Git clone: ================================= run ./autogen.sh possibly indicating the desired installation prefix: ./autogen.sh --prefix=/usr then run make to build the project and make install (possibly after having gained root access) to instal the library and associated include and scripts.