122 	int		 mstackpos; /* position in mstack */  member
741 	while (r->mstackpos >= 0)  in roff_free1()
803 	r->mstackpos = -1;  in roff_alloc()
1466 			if (r->mstackpos < 0) {  in roff_expand()
1471 			ctx = r->mstack + r->mstackpos;  in roff_expand()
1951 	assert(r->mstackpos >= 0);  in roff_userret()
1952 	ctx = r->mstack + r->mstackpos;  in roff_userret()
1956 	r->mstackpos--;  in roff_userret()
3058 		return r->mstackpos < 0 ? 0 : r->mstack[r->mstackpos].argc;  in roff_getregro()
3824 	if (r->mstackpos >= 0)  in roff_return()
3895 	if (r->mstackpos < 0) {  in roff_shift()
3899 	ctx = r->mstack + r->mstackpos;  in roff_shift()
3964 	if (++r->mstackpos == r->mstacksz) {  in roff_userdef()
3969 	ctx = r->mstack + r->mstackpos;  in roff_userdef()