more arranging functions; MD_MakeNode

samples/node_errors/node_errors.c

@@ -11,7 +11,7 @@ int main(int argument_count, char **arguments)
     for(int i = 1; i < argument_count; i += 1)
     {
         MD_Node *root = MD_ParseWholeFile(MD_S8CString(arguments[i])).node;
-        MD_PushSibling(&first, &last, MD_NilNode(), root);
+        MD_PushSibling(&first, &last, root);
     }
     
     // NOTE(rjf): Put errors on every single node.

samples/old_style_custom_layer.c

@@ -29,7 +29,7 @@ int main(int argument_count, char **arguments)
     for(int i = 1; i < argument_count; i += 1)
     {
         MD_Node *root = MD_ParseWholeFile(MD_S8CString(arguments[i])).node;
-        MD_PushSibling(&first, &last, MD_NilNode(), root);
+        MD_PushSibling(&first, &last, root);
     }
     
     // NOTE(rjf): Call "custom layer" back.

samples/output_parse/output_parse.c

@@ -64,7 +64,7 @@ int main(int argument_count, char **arguments)
     for(int i = 1; i < argument_count; i += 1)
     {
         MD_Node *root = MD_ParseWholeFile(MD_S8CString(arguments[i])).node;
-        MD_PushSibling(&first, &last, MD_NilNode(), root);
+        MD_PushSibling(&first, &last, root);
     }
     
     for(MD_EachNode(root, first))

samples/static_site_generator/static_site_generator.c

@@ -74,7 +74,7 @@ int main(int argument_count, char **arguments)
                 MD_String8 path = MD_PushStringF("%.*s/%.*s",
                                                  MD_StringExpand(folder),
                                                  MD_StringExpand(file_info.filename));
-                MD_PushSibling(&first_root, &last_root, MD_NilNode(), MD_ParseWholeFile(path).node);
+                MD_PushSibling(&first_root, &last_root, MD_ParseWholeFile(path).node);
             }
         }
     }