193   char *zTrace;              /* The trace callback routine */  member
623     if( pDb->zTrace ){  in delDatabaseRef()
624       Tcl_Free(pDb->zTrace);  in delDatabaseRef()
714   Tcl_DStringAppend(&str, pDb->zTrace, -1);  in DbTraceHandler()
3393       if( pDb->zTrace ){  in DbObjCmd()
3394         Tcl_AppendResult(interp, pDb->zTrace, (char*)0);  in DbObjCmd()
3397       char *zTrace;  in DbObjCmd()  local
3399       if( pDb->zTrace ){  in DbObjCmd()
3400         Tcl_Free(pDb->zTrace);  in DbObjCmd()
3402       zTrace = Tcl_GetStringFromObj(objv[2], &len);  in DbObjCmd()
3403       if( zTrace && len>0 ){  in DbObjCmd()
3404         pDb->zTrace = Tcl_Alloc( len + 1 );  in DbObjCmd()
3405         memcpy(pDb->zTrace, zTrace, len+1);  in DbObjCmd()
3407         pDb->zTrace = 0;  in DbObjCmd()
3411       if( pDb->zTrace ){  in DbObjCmd()