IMGSYMLEN        2205 Stackwalker.cpp     pSym = (IMAGEHLP_SYMBOL64 *) malloc( IMGSYMLEN + MAXNAMELEN );
IMGSYMLEN        2301 Stackwalker.cpp   memset( pSym, '\0', IMGSYMLEN + MAXNAMELEN );
IMGSYMLEN        2302 Stackwalker.cpp   pSym->SizeOfStruct = IMGSYMLEN;