1577 hereinval(struct ioword *iop, int sub, char **resbuf, struct shf *shf)  in hereinval()  argument
1586 		quitenv(shf);  in hereinval()
1604 		shf_puts(ccp, shf);  in hereinval()
1616 	struct shf *shf;  in herein()  local
1632 	if (!(shf = h->shf) || (fd = binopen3(h->tffn, O_RDONLY, 0)) < 0) {  in herein()
1635 		    !shf ? Tcreate : Topen, h->tffn, cstrerror(i));  in herein()
1636 		if (shf)  in herein()
1637 			shf_close(shf);  in herein()
1642 	if (hereinval(iop, i, NULL, shf) == -2) {  in herein()
1648 	if (shf_close(shf) == -1) {  in herein()
1750 	co.shf = shl_out;  in pr_menu()