(C) 1998 AROS - The Amiga Research OS
The search will start with the ConfigDev after the oldConfigDev, or at the beginning of oldConfigDev is NULL.
A manufacturer or product of -1 is treated as a wildcard and will match any value.
// Find all the config devs in the system
struct ConfigDev *cd = NULL;
while((cd = FindConfigDev(NULL, -1, -1)))
{
Printf("Found a device:\tMan = %5d\tProd = %d\n",
cd->cd_Rom.er_Manufacturer,
cd->cd_Rom.er_Product);
}