FCLOSE(3) Linux Programmer's Manual FCLOSE(3) NAME fcloseall - SYNOPSIS #define _GNU_SOURCE #include int fcloseall(void); DESCRIPTION fcloseall fflush(3) (stdinstdout stderr) RETURN VALUE 0 SEE ALSO fclose(3), close(2), fflush(3), fopen(3), setbuf(3) CONFORMING TO fcloseall GNU man man https://github.com/man-pages-zh/manpages- zh GNU 1998-04-10 FCLOSE(3)