#pragma once

#include <Processes.h>

#define gestaltTalkSelector 'GTLK'

typedef enum { ginit, gstatus, gread, 

                gwrite, gregister, gunregister, 

                ggetapp, guserinit } gcmd;

typedef struct {

    long                    buffCount;

    Ptr                     dataBuffer;

    long                    appRegistered;

    ProcessSerialNumber     appPSN;

} gtg, *gtp;

typedef struct {

    gcmd    command;

    long    datalength;

    Ptr     data;

    gtp     gtData;

} GestaltTalkPB;

#define bufferSize (Size)(300)

OSErr GestaltTalk(GestaltTalkPB *gpb);

pascal OSErr GestaltTalkGestalt(long selector, long *resp);