struct crawl_context {
int max; /*
- ** how many folders we currently can hold in the array
- ** `folders', increased by CRAWL_NUMFOLDERS at a time
+ ** number of folders we can hold in the folders array;
+ ** increased by CRAWL_NUMFOLDERS at a time
*/
int total; /* how many `folders' actually has */
char **folders; /* the array of folders */