STACKBOTTOM 70 gc/os_dep.c # if !defined(STACKBOTTOM) && defined(HEURISTIC2) STACKBOTTOM 827 gc/os_dep.c return STACKBOTTOM; STACKBOTTOM 1028 gc/os_dep.c # ifdef STACKBOTTOM STACKBOTTOM 1029 gc/os_dep.c return(STACKBOTTOM);