-static int
-compare_var_name (const void *a_, const void *b_, void *v_ UNUSED)
-{
- const struct variable *a = a_;
- const struct variable *b = b_;
-
- return strcmp(a->name,b->name);
-}
-
-static unsigned
-hash_var_name (const void *a_, void *v_ UNUSED)
-{
- const struct variable *a = a_;
-
- return hsh_hash_bytes (a->name, strlen(a->name));
-}
-
-
-