45 		struct shf *shf;  member
426 						struct shf shf;  in expand()  local
428 						shf_sopen(NULL, 0, SHF_WR|SHF_DYNAMIC, &shf);  in expand()
429 						print_value_quoted(&shf, str_val(st->var));  in expand()
430 						x.str = shf_sclose(&shf);  in expand()
850 			if (x.u.shf == NULL) {  in expand()
860 				while ((c = shf_getc(x.u.shf)) == 0 || c == '\n')  in expand()
865 					shf_ungetc(c, x.u.shf);  in expand()
872 				if (x.u.shf)  in expand()
873 					shf_close(x.u.shf);  in expand()
1302 	struct shf *shf;  in comsub()  local
1329 		shf = shf_open(name = evalstr(io->ioname, DOTILDE), O_RDONLY,  in comsub()
1331 		if (shf == NULL)  in comsub()
1343 		if (!tf->shf) {  in comsub()
1348 		shf = tf->shf;  in comsub()
1353 		ksh_dup2(shf_fileno(shf), 1, false);  in comsub()
1361 		lseek(shf_fileno(shf), (off_t)0, SEEK_SET);  in comsub()
1371 		shf = shf_fdopen(pv[0], SHF_RD, NULL);  in comsub()
1384 	xp->u.shf = shf;  in comsub()