1d0
< 
3c2,4
< #include "list.h"
---
> 
> #include "age.h"
> 
4a6
> #include "hash.h"
10c12
< 	CLASS	*class;
---
> 	TIMBER_CLASS	*timber_class;
23,26c25,28
< 			class = (CLASS *)list_next(au->classlist);
< 			while (class != NULL) {
< 				if (class->class_type != INACTIVE) {
< 					class->age += period_length[period];
---
> 			timber_class = (TIMBER_CLASS *)list_next(au->classlist);
> 			while (timber_class != NULL) {
> 				if (timber_class->class_type != INACTIVE) {
> 					timber_class->age += period_length[period];
28,30c30,32
< 				class->ReEntryLag -= period_length[period];
< 				if (class->ReEntryLag<0) class->ReEntryLag=0;
< 				class = (CLASS *)list_next(au->classlist);
---
> 				timber_class->ReEntryLag -= period_length[period];
> 				if (timber_class->ReEntryLag<0) timber_class->ReEntryLag=0;
> 				timber_class = (TIMBER_CLASS *)list_next(au->classlist);