{ 'variables': { 'loop_lib': 'uv', 'headless_lib': 'glx', }, 'conditions': [ ['OS == "mac"', { 'variables': { 'headless_lib': 'cgl', } }], ], 'includes': [ 'mbgl.gypi', ], 'targets': [ { 'target_name': '<(module_name)', 'dependencies': [ 'core', ], 'include_dirs': [ '<(node_root_dir)/include/node', "