134 	char buf[16];  in do_lineno()  local
136 	sprintf(buf, "%d", yylineno);  in do_lineno()
138 	return xstrdup(buf);  in do_lineno()
144 	char buf[4096];  in do_shell()  local
157 	nread = fread(buf, 1, sizeof(buf), p);  in do_shell()
158 	if (nread == sizeof(buf))  in do_shell()
162 	while (nread > 0 && buf[nread - 1] == '\n')  in do_shell()
165 	buf[nread] = 0;  in do_shell()
169 		if (buf[i] == '\n')  in do_shell()
170 			buf[i] = ' ';  in do_shell()
178 	return xstrdup(buf);  in do_shell()