};
+#define ARENA_SIZE (32 * 1024)
+
+struct string_area {
+ char *base;
+ char *end;
+ char *current;
+ struct string_area *next;
+};
+
struct file_list {
int count;
int malloced;
struct file_struct **files;
+ struct string_area *string_area;
};
struct sum_buf {