print *(DR_printtup *) selfHm. Make that a
print *((DR_printtup *) self)->attrinfo
print *slot->tts_tupleDescriptor
(gdb) print *(DR_printtup *) self
$2 = {pub = {receiveSlot = 0x459390 <printtup>,
rStartup = 0x459550 <printtup_startup>,
rShutdown = 0x458a20 <printtup_shutdown>,
rDestroy = 0x458a10 <printtup_destroy>, mydest = DestRemoteExecute},
portal = 0x2aa9360, sendDescrip = 0 '\000', attrinfo = 0x2e7fc50,
nattrs = 42, myinfo = 0x2a8ac30}
(gdb) print *((DR_printtup *) self)->attrinfo
$3 = {natts = 42, attrs = 0x2e7fc78, constr = 0x0, tdtypeid = 2249,
tdtypmod = -1, tdhasoid = 0 '\000', tdrefcount = -1}
(gdb) print *slot->tts_tupleDescriptor
$4 = {natts = 42, attrs = 0x2e7fc78, constr = 0x0, tdtypeid = 2249,
tdtypmod = -1, tdhasoid = 0 '\000', tdrefcount = -1}
(gdb)