/* CBM Kernal Header File */

//Zero Page Variables

//Kernal Routines I/O
char acptr();  //Input byte from serial port
void chkin();  //Open channel for input
void chkout(); //Open channel for output
char chrin();  //Input Character to Channel
void chrout(); //Output Character to Channel
ciout();  //Output byte to serial port
cint();   //Initialize screen editor
clall();  //Initialize screen editor 
close();  //Close a specified logical file
clrchn(); //Close input and output channels
char getin();  //Read Character from Keyboard Buffer
iobase(); //Return base address of I/O devices
ioinit(); //Initialize input/output
listen(); //Command devices on the serial bus to LISTEN
load();   //Load RAM from a device
membot(); //Read/set the bottom of memory
memtop(); //Read/set the top of memory
open();   //Open a logical file
plot();   //Read/set X,Y cursor position
ramtas(); //Initialize RAM, allocate tape buffer, set screen
rdtim();  //Read real time clock
readst(); //Read I/O Status Word
restor(); //Restore default I/O vectors
save();   //Save RAM to device
scnkey(); //Scan keyboard
screen(); //Return X,Y organization of screen
second(); //Send secondary address after LISTEN
setlfs(); //Set logical, first, and second addresses
setmsg(); //Control KERNAL messages
setnam(); //Set file name
settim(); //Set real time clock
settmo(); //Set timeout on serial bus
stop();   //Scan stop key
talk();   //Command serial bus device to TALK
tksa();   //Send secondary address after TALK
udtim();  //Increment real time clock
unlsn();  //Command serial bus to UNLISTEN
untlk();  //Command serial bus to UNTALK
vector(); //Read/set vectored I/O