option('shaderdir', type: 'string', value: '/etc/xdg/glava/', description: 'Default shader directory') option('enable_glfw', type: 'boolean', value: false, description: 'Enable GLFW backend') option('disable_glx', type: 'boolean', value: false, description: 'Disable GLX') option('standalone', type: 'boolean', value: false, description: 'OS-independent build') option('glad', type: 'boolean', value: false, description: 'Regenerate GLAD')