default_int
pctx->exec = (pctx_sysc_execfn_t *)(uintptr_t)default_int;
(uintptr_t)default_int;
pctx->init_lwp = (pctx_init_lwpfn_t *)(uintptr_t)default_int;
pctx->fini_lwp = (pctx_fini_lwpfn_t *)(uintptr_t)default_int;
(uintptr_t)default_int;
if ((uintptr_t)pctx->exec != (uintptr_t)default_int ||
(uintptr_t)pctx->fini_lwp != (uintptr_t)default_int ||
(uintptr_t)pctx->init_lwp != (uintptr_t)default_int) {
(uintptr_t)pctx->lwp_create != (uintptr_t)default_int ||
(uintptr_t)pctx->init_lwp != (uintptr_t)default_int);
(uintptr_t)pctx->lwp_exit != (uintptr_t)default_int ||
(uintptr_t)pctx->fini_lwp != (uintptr_t)default_int);
if ((uintptr_t)action == (uintptr_t)default_int)
(uintptr_t)default_int) {