title: error C2447: '{' : missing function header (old-style formal list?)
body: <p>What is the problem in this code I have copied from <code>layers_id_colors_and_visibility.h</code>?</p>
  
  <pre><code>error C2447: '{' : missing function header (old-style formal list?)
  error C2017: illegal escape sequence
  error C2017: illegal escape sequence
  error C2017: illegal escape sequence
  error C2017: illegal escape sequence
  error C2017: illegal escape sequence
  </code></pre>
  
  
  
  <pre><code>#define DECLARE_LAYERS_ORDER_LIST(list) int list[LAYER_COUNT] =\
  {   LAYER_N_FRONT,\
      LAYER_N_15, LAYER_N_14, LAYER_N_13, LAYER_N_12,\
      LAYER_N_11, LAYER_N_10, LAYER_N_9, LAYER_N_8,\
      LAYER_N_7, LAYER_N_6, LAYER_N_5, LAYER_N_4,\
      LAYER_N_3, LAYER_N_2,\
      LAYER_N_BACK,\
      ADHESIVE_N_FRONT , ADHESIVE_N_BACK,\
      SOLDERPASTE_N_FRONT, SOLDERPASTE_N_BACK,\
      SILKSCREEN_N_FRONT, SILKSCREEN_N_BACK,\
      SOLDERMASK_N_FRONT, SOLDERMASK_N_BACK,\
      DRAW_N,\
      COMMENT_N,\
      ECO1_N, ECO2_N,\
      EDGE_N,\
      UNUSED_LAYER_29, UNUSED_LAYER_30, UNUSED_LAYER_31\
  };
  </code></pre>