...
OS_Ploz, Poll for running OZ
OS_Off, Switch machine off
OS_Blp, Bleep generation
OS_Sr, Page Wait
OSGN_Crc, get CRC–32 of ressource (OZ V4.5 and newer)
DC_Upd, Update Operating System (OZ 4.7 and newer)
Persistent Memory Cards
OS_Epr, File Card Interface (extended API in OZ V4.2)
OS_Fep, Flash Card Interface (OZ V4.2 and newer)
...
OS_Axm, allocate explicit memory (OZ 4.6 and newer)
OS_Axp, allocate explicit page (OZ 4.6 and newer)
OS_Bix, bind in extended address
OS_Box, restore bindings after OS_Bix OS_Fc, select fast code (fast bank switching)
OS_Fma, find memory for allocation (OZ 4.6 and newer)
OS_Fxm, free explicit memory (OZ 4.6 and newer)
OS_Mal, allocate memory (extended API in OZ 4.7 and newer)
OS_Mcl, close memory (free memory pool)
OS_Mfr, free (previously allocated block) memory
OS_Mop, open memory (allocate memory pool)
GN_Crc, get CRC–32 of local memory area (OZ V4.5 and newer)
...