Enumerate keys
xcall MIAMEX, MX_REGISTRY, REGOP_ENUMKEYS, hkey, subkey, index, status
This is used to list the subkeys of the opened key.
Parameters
hkey [in]
must be set as in opcode 3 (Set)
subkey (String) [out]
will return the subkey name.
index (Num) [in]
should be set to 0 for the first subkey, and incremented for each subsequent subkey. There is no particular order to the subkeys, so do not put any special significance on index.
status (F,6) [out]
0 for success, else error code. Error 259 indicates that there are no more keys to enumerate.
