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- /*********************
- *
- * sy_head.h [NON-ANSI] - system header file for sy_drive.c
- *
- * Purpose: This file contains the constants and globals for the system
- * functions.
- *
- * Blackstar C Function Library
- * (c) Copyright 1985,1989 Sterling Castle Software
- *
- *******/
-
- #define IMSDOS 0x21
- #define ISCREEN 0x10 /* screen interrupt */
- #ifndef IPRINT
- #define IPRINT 05 /* interrupt for printscreen */
- #endif
-
- #define sy_gcflag(c) (outregs.x.cflag)
-
- extern char sy_dta_[]; /* default disk transfer address */
-
- extern int dos_prvec_[2]; /* dos screen interrupt vector */
- extern int sy_fnxtf_; /* find next flag */
- extern int sy_dosrel_; /* dos release number (major) */
- extern int sy_dosver_; /* dos version number */
- extern int sy_drivef_[4]; /* drive status for a,b,c,d */
- extern int sy_memk_; /* # 1k memory blocks in system */
- extern int sy_prnts_; /* # prextern inters in system */
- extern int sy_flpys_; /* #floppies in system */
- extern int sy_vmod_; /* system video mode at startup */
-
- extern int year_,month_,day_;
- extern int hour_,minute_,sec_,hsec_;
-