CS609 - System Programming

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#include<stdio.h> #include<fcntl.h> #include<io.h> #include<DOS.h> void interrupt *newint65(void); int a = {"my id "}; void interrupt newint65(void); printf("press 0 for student Id ",y) unsigned char far *scr=(unsigned char far*)0xb8000000; //corrected void main() { int i; //instruction added for (i=0;i<2000;i++) //corrected { *scr=0x20; //corrected *(scr+1)=0x07; //corrected scr=scr+2; } } void main() { oldint65 = getvect(0x65); setvect(0x65, newint65); geninterrupt (0x65); geninterrupt (0x65); geninterrupt (0x65); setvect(0x65, oldint65); } void interrupt(*newint65)( ) { _AH = 0x09; _DX=(unsigned int)st; geninterrupt (0x21); }