$ jhbuild sysdeps --install gnome-builder System installed packages which are new enough: libXrender (xrender.pc, installed=0.9.8) libXt (xt.pc, installed=1.1.4) libXtst (xtst.pc, required=1, installed=1.2.2) xorg-macros (xorg-macros.pc, installed=1.17) p11-kit (p11-kit-1.pc, required=0.19.0, installed=0.20.2) xorg-kbproto (kbproto.pc, installed=1.0.6) avahi (avahi-gobject.pc, required=0.6.31, installed=0.6.31) freetype2 (freetype2.pc, required=2.4.9, installed=17.1.11) pkg-config libcap polkit-gobject (polkit-gobject-1.pc, required=0.103, installed=0.105) doxygen (required=1.8.1) ppp py3cairo (py3cairo.pc, required=1.10.0, installed=1.10.0) xsltproc libffi (libffi.pc, required=3.0.0, installed=3.0.13) libpcre (libpcre.pc, required=8.31, installed=8.31) libgcrypt (required=1.5.0) iso-codes (iso-codes.pc, required=3.51, installed=3.52) ragel libicu (icu-i18n.pc, required=4, installed=52.1) libjpeg wayland-egl (wayland-egl.pc, required=1.0, installed=10.1.0) ruby sbc (sbc.pc, required=1.1, installed=1.1) hyphen shared-mime-info (shared-mime-info.pc, required=1.0, installed=1.2) libxml2 (libxml-2.0.pc, required=2.7.8, installed=2.9.1) cmake speex (speex.pc, required=1.2rc1, installed=1.2rc1) alsa (alsa.pc, required=1.0.19, installed=1.0.27.2) sqlite3 (sqlite3.pc, required=3.7.3, installed=3.8.2) libpng (libpng.pc, installed=1.2.50) enchant (enchant.pc, required=1.6.0, installed=1.6.0) taglib (taglib.pc, required=1.5, installed=1.9.1) libproxy (libproxy-1.0.pc, installed=0.4.11) intltool (required=0.50) bison (required=2.4) wavpack (wavpack.pc, required=4.2, installed=4.70.0) automake flac (flac.pc, required=1.1.4, installed=1.3.0) libssh2 (libssh2.pc, installed=1.4.3) flex (required=2.0) fontconfig (fontconfig.pc, required=2.11.0, installed=2.11.0) xcb (xcb.pc, required=1.10, installed=1.10) c++ cc xcb-xkb (xcb-xkb.pc, required=1.10, installed=1.10) json (json-c.pc, required=0.11, installed=0.11.99) xkeyboard-config (xkeyboard-config.pc, installed=2.10.1) js24 (mozjs-24.pc, required=24.2, installed=24.2.0) zlib (zlib.pc, installed=1.2.8) libtiff python3-devel (python3.pc, required=3.2, installed=3.4) dbus (dbus-1.pc, required=1.4.10, installed=1.6.18) libtool-ltdl dbus-glib (dbus-glib-1.pc, required=0.98, installed=0.100.2) libudev (libudev.pc, required=143, installed=204) gudev (gudev-1.0.pc, required=173, installed=204) gettext-bin git docbook-xml libv4l (libv4l2.pc, installed=1.0.1) itstool docbook-xsl libXft (xft.pc, required=2.0.0, installed=2.3.1) libtool libvpx (vpx.pc, installed=1.3.0) libX11 (x11.pc, installed=1.6.2) xmlcatalog xmllint libXdamage (xdamage.pc, installed=1.1.4) xmlto libsystemd-journal (libsystemd-journal.pc, required=201, installed=204) libxslt (libxslt.pc, required=1.1.26, installed=1.1.28) make libXcomposite (xcomposite.pc, installed=0.4.4) libwebp clang gperf libsndfile (sndfile.pc, required=1.0.21, installed=1.0.25) mesa-libGLES (glesv2.pc, required=9.2, installed=10.1.0) Required packages: System installed packages which are too old: libepoxy (epoxy.pc, required=1.2, installed=1.1) gnutls (gnutls.pc, required=3.1, installed=2.12.23) cairo (cairo.pc, required=1.14.0, installed=1.13.1) libsystemd-daemon (libsystemd-daemon.pc, required=210, installed=204) libusb1 (libusb-1.0.pc, required=1.0.19, installed=1.0.17) libsystemd-login (libsystemd-login.pc, required=210, installed=204) No matching system package installed: llvm libsystemd (libsystemd.pc, required=210) Optional packages: (JHBuild will build the missing packages) System installed packages which are too old: xorg-xproto (xproto.pc, required=7.0.28, installed=7.0.24) bluez (bluez.pc, required=5.6, installed=4.101) No matching system package installed: WebKit (webkit2gtk-4.0.pc, required=2.11.92) I: Installing dependencies on system: llvm libsystemd WebKit I: Using apt-file to search for providers; this may be slow. Please wait. I: No native package found for libsystemd (/libsystemd.pc) I: No native package found for WebKit (/webkit2gtk-4.0.pc) I: No native package found for llvm (/usr/include/llvm-c/Core.h) I: Nothing to install