Листинг 7-6. EMMFUNC.H
        ------------------------------------------------------------------
        extern void ShowEMMErr(unsigned int errcode,unsigned int lineno,
                   char *filename);
        extern int EMSGetStatus(void);
        extern int EMSGetFrameAddr(char far * *pfa);
        extern int EMSGetPageCnt(unsigned int *una,unsigned int *tot);
        extern int EMSAllocatePages(unsigned int *handle,unsigned int pages);
        extern int EMSMapHandlePage(unsigned int handle,unsigned int page,
                   unsigned int frame);
        extern int EMSDeallocatePages(unsigned int handle);
        extern int EMSGetVersion(char *emsver);
        extern int EMSSavePageMap(unsigned int handle);
        extern int EMSRestorePageMap(unsigned int handle);
        extern int EMSGetHandleCnt(unsigned int *hcnt);
        extern int EMSGetHandlePages(unsigned int handle,unsigned int
                   *pages);

        extern int EMSGetAllHandlePages(struct handle_page *hp,unsigned int
                   *hpcnt);
        extern int EMSGetPageMap(unsigned int *map);
        extern int EMSSetPageMap(unsigned int *map);
        extern int EMSGetSetPageMap(unsigned int *srcmap,unsigned int
                   *destmap);
        extern int EMSGetPPageMapSize(unsigned int *size);
        extern int EMSGetPPageMap(struct ppmap *pmap,unsigned char
                   *savearea);
        extern int EMSSetPPageMap(unsigned char *savearea);
        extern int EMSGetPPageMapSize(unsigned int count,unsigned int
                   *size);
        extern int EMSMapMultPages(unsigned int handle,struct log_to_phys
                   *map,unsigned int method,unsigned int count);
        extern int EMSReallocaPages(unsigned int handle,unsigned int
                   *pages);
        extern int EMSGetHandleAttr(unsigned int handle,unsigned int
                   *attr);
        extern int EMSSetHandleAttr(unsigned int handle,unsigned int
                    attr);
        extern int EMSGetAttrCap(unsigned int *cap);
        extern int EMSGetHandleName(unsigned int handle,char *name);
        extern int EMSSetHandleName(unsigned int handle,char *name);
        extern int EMSGetHandleDir(struct handle_names *hnt,unsigned int
                   *hn_cnt);
        extern int EMSSearchHandleName(char *name,unsigned int *handle);
        extern int EMSGetTotalHandles(unsigned int *handle_count);
        extern int EMSMoveRegion(struct move_xchg *rp);
        extern int EMSExchangeRegion(struct move_xchg *rp);
        extern int EMSGetMapAddrArray(struct map_phys_page *mpaa,unsigned
                   int *mpa_cnt);
        extern int EMSGetMapAddrCount(unsigned int *mpa_cnt);
        extern int EMSGetHardwareInfo(struct hardware_info *hwp);
        extern int EMSGetRawPageCount(unsigned int *rpg_cnt,unsigned int
                   *urpg_cnt);
        extern int EMSAllocateStdPages(unsigned int *handle,unsigned int
                   pages);
        extern int EMSAllocateRawPages(unsigned int *handle,unsigned int
                   pages);
        extern int EMSGetAltMapRegSet(unsigned int *set,unsigned char far
                   * *pmap);
        extern int EMSSetAltMapRegSet(unsigned int set,unsigned char
                   *pmap);
        extern int EMSGetAltMapArraySize(unsigned int *size);
        extern int EMSAllocAltMapRegSet(unsigned int *set);
        extern int EMSDeallocAltMapRegSet(unsigned int set);
        extern int EMSAllocDMARegSet(unsigned int *set);
        extern int EMSEnableDMARegSet(unsigned int set,unsigned int
                   channel);
        extern int EMSDisableDMARegSet(unsigned int set);
        extern int EMSDeallocDMARegSet(unsigned int set);
        extern int EMSPrepareForWarmboot(void);
        extern int EMSEnableOSFunc(long *key);
        extern int EMSDisableOSFunc(long *key);
        extern int EMSReturnAccessKey(long key);
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