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OS_Mgb, get old bank binding
OS_Mpb, set (put) new bank binding
OS_Fc, fast code (bank binding)
OZ_Mgb, get old bank binding (ultra fast routine in LOWRAM, OZ V4.1 and newer)
OZ_Mpb, set new bank binding (ultra fast routine in LOWRAM, OZ V4.1 and newer)
Characters
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OS_Epr, File Card Interface (extended API in OZ V4.2)
OS_Fep, Flash Card Interface (OZ V4.2 and newer)
Memory
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
OS_Mcl, close memory (free memory pool)
OS_Mfr, free (previously allocated block) memory
OS_Mop, open memory (allocate memory pool)
OS_Crc, get CRC–32 of local memory area (OZ V4.5 and newer)
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