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PsL Monthly 1993 December
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PSL Monthly Shareware CD-ROM (December 1993).iso
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prgmming
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dos
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c
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tsr_c.exe
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VECTORS.H
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C/C++ Source or Header
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1992-03-24
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2KB
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57 lines
#include <stdio.h>
typedef unsigned int WORD;
typedef unsigned char BYTE;
typedef unsigned long DWORD;
#define STACKSIZE 2048
#define BEGINSTACK(a) { \
a##ss = _SS; \
a##sp = _SP; \
_SS = FP_SEG (a##stack); \
_SP = FP_OFF (&(a##stack[STACKSIZE])); \
}
#define ENDSTACK(a) { \
_SS = a##ss; \
_SP = a##sp; \
}
#define DOSOK() ((*indos & 0x000F) == 0x0)
#define DOS28OK() ((*indos & 0x000F) == 1)
#define MY_ID 0xEA
#define DETECT_CMD 0x00
#define UNLOAD_CMD 0x10
void chain (void interrupt (*) (void));
void interrupt new_8 ();
void interrupt new_23 ();
void interrupt new_24 (int,int,int,int,int,int,int,int,int,int,int,int);
void interrupt new_28 ();
void interrupt new_2F (int,int,int,int,int,int,int,int,int,int,int,int);
void tsr (int);
void enter_tsr (int x);
extern void interrupt (*old_8) (void);
extern void interrupt (*old_23) (void);
extern void interrupt (*old_24) (void);
extern void interrupt (*old_28) (void);
extern void interrupt (*old_2F) (void);
extern BYTE _8_chk_dos;
extern WORD _8_count;
extern WORD _8_flag;
extern WORD _8_max;
extern WORD _8_stack[STACKSIZE];
extern WORD _8_ss;
extern WORD _8_sp;
extern WORD want_in;
extern WORD _28_flag;
extern WORD *indos; // pun not intended "WordStar in DOS"
extern WORD old_psp;
extern FILE *file;