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OS_Alm, alarm manipulation (OZ usage)
GN_Aab, allocate alarm block
GN_Alp, process an expired alarm
GN_Fab, free alarm block
GN_Lab, link an alarm block into the alarm chain
GN_Uab, unlink an alarm block from the alarm chain
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GN_Cls, classify a character
GN_Skc, skip character
GN_Skd, skip to delimiter
GN_Skt, skip to value
CLI
DC_Icl, invoke new CLI
DC_In, read from CLI
DC_Xin, examine CLI input
DC_Rbd, rebind streams in CLI layer
OS_Cli, CLI interface (OZ usage)
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GN_Cl, close file
OS_Cl, internal close (OZ usage)
GN_Flc, close filter
OS_Mcl, close (free) memory pool
GN_Wcl, close wildcard handler
Dates
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OS_Bhl, copy bytes from extended address
GN_Cme, compare null-terminated strings, one local, one extended
GN_Rbe, read byte at extended address
GN_Wbe, write byte at extended address
OS_Bde, copy bytes to extended address
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GN_Esa, read & write to filename segments
GN_Fcm, produce compressed filename
GN_Fex, expand a filename
GN_Opw, open wildcard handler
GN_Pfs, parse filename segment
GN_Prs, parse filename
GN_Wcl, close wildcard handle
GN_Wfn, fetch next match for wildcard string (handle)
GN_Wsm, match filename segment to wildcard string
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GN_Sip, system input line routine
OS_In, wait for character from standard input
OS_Pur, purge keyboard buffer
OS_Tin, read character from standard input, with timeout
OS_Xin, examine input
Linked lists
GN_Xnx, index next entry in a linked list
GN_Xdl, delete an entry from a linked list
GN_Xin, insert an entry into a linked list
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OS_Ploz, Poll for running OZ
OS_Off, Switch machine off
OS_Blp, Bleep generation
OS_Sr, Page Wait
Persistent Memory Cards
OS_Epr, File Card Interface (extended API in OZ V4.2)
OS_Fep, Flash Card Interface (OZ V4.2 and newer)
Memory
OS_Bix, bind in extended address
OS_Box, restore bindings after OS_Bix OS_Fc, select fast code (fast bank switching)
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)
Integer conversion
GN_Gdn, convert an ASCII string to a binary number
GN_Pdn, write number as decimal ASCII string
Open
GN_Opf, open file, device
GN_Flo, open filter
GN_Opw, open wildcard handler
OS_Mop, open memory (pool)
Output
GN_Nln, send newline (CR/LF) to standard output
GN_Soe, write string at extended address to standard output
GN_Sop, write string to standard output, local memory
OS_Bout, write string at extended or local address to standard output (fast block display, OZ V4.2 and newer)
OS_Out, write character to standard output
OS_Pout, write embedded string at PC to standard output (fast block display, OZ V4.2 and newer)
OS_Prt, output character to printer
Screen
OS_Map, high resolution graphics manipulation
OS_Sr, save & restore screen file
OS_Sci, low level screen hardware interface
OS_Nq, fetch low level window information
Settingssettings, System parameters
OS_Sp, set Panel and PrinterEd values
OS_Nq, read Panel and PrinterEd values
GN_Win, Generic Window create interface
Settings, System parameters
OS_Sp, set Panel and PrinterEd values
OS_Nq, read Panel and PrinterEd values
Time
GN_Gmt, fetch machine time
GN_Gtm, convert an ASCII string to a time in internal format
GN_Msc, miscellaneous time operations
GN_Pmt, put (set) machine time
GN_Ptm, write internal time as ASCII string
GN_Sdo, send date and time to standard output
OS_Dly, delay a given period
Wildcards
GN_Opw, open wildcard handler
GN_Wcl, close wildcard handle
GN_Wfn, fetch next match for wildcard string (handle)
GN_Wsm, match filename segment to wildcard string
Handles
OS_Gth, get tri-handle (OZ usage)
OS_Vth, verify tri-handle (OZ usage)
OS_Fth, free tri-handle (OZ usage)
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