Warning: skipping dependency checks. Package gobject-introspection-1.0 was not found in the pkg-config search path. Perhaps you should add the directory containing `gobject-introspection-1.0.pc' to the PKG_CONFIG_PATH environment variable No package 'gobject-introspection-1.0' found make[1]: *** [.depcheck] Error 1 make: *** [all] Error 2 Error: Build error: Failed building.