tcb 46 mtcp/NOTES-x86_64/tls-i386.h void *tcb; /* Pointer to the TCB. Not necessarily the tcb 200 mtcp/NOTES-x86_64/tls-i386.h _head->tcb = _thrdescr; \ tcb 45 mtcp/NOTES-x86_64/tls-x86_64.h void *tcb; /* Pointer to the TCB. Not necessary the tcb 140 mtcp/NOTES-x86_64/tls-x86_64.h _head->tcb = _thrdescr; \