capture output, to feed input) [203/229] Generating waybar-mpris.5 with a custom command (wrapped by meson to capture output, to feed input) [208/229] Generating waybar-pulseaudio.5 with a custom command (wrapped by meson to capture output, to feed input) [170/229] Generating waybar-cffi.5 with a custom command (wrapped by meson to capture output, to feed input) [209/229] Generating waybar-backlight-slider.5 with a custom command xml-stripblanks preprocessing requested, but XMLLINT