AcornSearch - Acorn and RISC OS search engine

"Nutty quip goes here!"

=>     R0 =     reason code
<=     R0 preserved

Performs operations on user dynamic areas.

Code     OS     Action

0     3.50+     Creates a new dynamic area
1     3.50+     Removes a previously created dynamic area
2     3.50+     Returns information on a dynamic area
3     3.50+     Enumerates dynamic areas
4     3.50+     Renumbers dynamic areas
5     3.80+     Return total free space
6     3.80+     Reserved.
7     3.80+     Reserved.
8     3.80+     Set maximum size clamps
9     3.80+     Ensure Sparse area is mapped to valid memory
10     3.80+     Release a region of a Sparse area
11     Select     Reserved.
12     Select     Reserved.
13     Select     Reserved.
14     Select     Reserved.
15     Select     Reserved.
16     Select     Reserved.
17     Select     Reserved.
18     Select     Reserved.
19     Select     Reserved.
20     5.23+     Locate area number from address