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- /*
- ┌──────────────────────────────────────────────────────────────────────────┐
- │ │
- │ CXLDEF.H - CXL is Copyright (c) 1987-1990 by Mike Smedley. │
- │ │
- │ This header file contains miscellaneous function prototypes and │
- │ definitions. │
- │ │
- └──────────────────────────────────────────────────────────────────────────┘
- */
-
- #if defined(__TURBOC__) /* Turbo C */
- #if __STDC__
- #define _Cdecl
- #else
- #define _Cdecl cdecl
- #endif
- #define _Near
- #elif defined(__ZTC__) /* Zortech C++ */
- #define _Cdecl
- #define _Near
- #elif defined(M_I86) && !defined(__ZTC__) /* Microsoft C/QuickC */
- #if !defined(NO_EXT_KEYS)
- #define _Cdecl cdecl
- #define _Near near
- #else
- #define _Cdecl
- #define _Near
- #endif
- #endif
-
- /*---------------------------[ function prototypes ]-------------------------*/
-
- char *_Cdecl biosver(void);
- int _Cdecl clockcal(void);
- char *_Cdecl cxlver(void);
- void _Cdecl delay_(unsigned duration);
- unsigned _Cdecl expmem(void);
- unsigned _Cdecl extmem(void);
- int _Cdecl fcrypt(char *file,char *key);
- int _Cdecl gameport(void);
- int _Cdecl machid(void);
- int _Cdecl mathchip(void);
- int _Cdecl numflop(void);
- int _Cdecl numpar(void);
- int _Cdecl numser(void);
- char *_Cdecl randfile(void);
- void _Cdecl sound_(unsigned pitch,unsigned duration);
- void _Cdecl _stdoutch(int ch);
- char *_Cdecl sysdate(int dtype);
- char *_Cdecl systime(int ttype);
- int _Cdecl tabstop(int col,int tabwidth);
- unsigned long _Cdecl timer(void);
-
- /*-----------------[ definitions for common control codes ]------------------*/
-
- #define NUL 0
- #define BEL 7
- #define BS 8
- #define HT 9
- #define LF 10
- #define FF 12
- #define CR 13
- #define ESC 27
-
- /*------------------------[ definition of NULL ]-----------------------------*/
-
- #if !defined(NULL)
- #if defined(__TURBOC__) /* Turbo C */
- #if defined(__TINY__) || defined(__SMALL__) || defined(__MEDIUM__)
- #define NULL 0
- #else
- #define NULL 0L
- #endif
- #elif defined(__ZTC__) /* Zortech C++ */
- #ifdef LPTR
- #define NULL 0L
- #else
- #define NULL 0
- #endif
- #elif defined(M_I86) && !defined(__ZTC__) /* Microsoft C/QuickC */
- #if defined(M_I86SM) || defined(M_I86MM)
- #define NULL 0
- #else
- #define NULL 0L
- #endif
- #endif
- #endif
-
- /*-----------------------[ Boolean logic conditions ]------------------------*/
-
- #define NO 0
- #define YES 1
- #define FALSE 0
- #define TRUE 1
- #define OFF 0
- #define ON 1
-
- /*----------------[ machine ID codes returned from machid() ]----------------*/
-
- #define IBMPC 255 /* IBM PC */
- #define IBMPCXT 254 /* IBM PC/XT */
- #define IBMPCJR 253 /* IBM PCjr */
- #define IBMPCAT 252 /* IBM PC/AT */
- #define IBMPCXT2 251 /* IBM PC/XT */
- #define IBMCONV 249 /* IBM PC Convertible */
- #define SPERRYPC 48 /* Sperry PC */
-
- /*-----------------------[ macro-function definitions ]-----------------------*/
-
- #if !defined(MK_FP)
- #define MK_FP(seg,ofs) ((void far *) (((unsigned long)(seg) << 16) | \
- (unsigned)(ofs)))
- #endif
- #define beep() _stdoutch(BEL)
-