.\" Copyright (C) 2001 Andries Brouwer <aeb@cwi.nl>.
.\"
+.\" %%%LICENSE_START(VERBATIM)
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
.\" preserved on all copies.
.\"
.\" Formatted or processed versions of this manual, if unaccompanied by
.\" the source, must acknowledge the copyright and authors of this work.
+.\" %%%LICENSE_END
.\"
.TH UNLOCKED_STDIO 3 2008-08-29 "" "Linux Programmer's Manual"
.SH NAME
.BR getchar_unlocked (),
.BR putc_unlocked (),
.BR putchar_unlocked ():
+.RS 4
_POSIX_C_SOURCE\ >=\ 1 || _XOPEN_SOURCE || _POSIX_SOURCE ||
_BSD_SOURCE || _SVID_SOURCE
+.RE
.sp
.BR clearerr_unlocked (),
.BR feof_unlocked (),
.BR fputc_unlocked (),
.BR fread_unlocked (),
.BR fwrite_unlocked ():
+.RS 4
_BSD_SOURCE || _SVID_SOURCE
+.RE
.sp
.BR fgets_unlocked (),
.BR fputs_unlocked (),
.BR putwchar_unlocked (),
.BR fgetws_unlocked (),
.BR fputws_unlocked ():
+.RS 4
_GNU_SOURCE
+.RE
.ad b
.SH DESCRIPTION
Each of these functions has the same behavior as its counterpart
of locks set by others) and hence are thread-unsafe.
See
.BR flockfile (3).
-.SH "CONFORMING TO"
+.SH CONFORMING TO
The four functions
.BR getc_unlocked (),
.BR getchar_unlocked (),
The nonstandard
.BR *_unlocked ()
-variants occur on a few Unix systems, and are available in recent glibc.
+variants occur on a few UNIX systems, and are available in recent glibc.
.\" E.g., in HP-UX 10.0. In HP-UX 10.30 they are called obsolescent, and
.\" moved to a compatibility library.
.\" Available in HP-UX 10.0: clearerr_unlocked, fclose_unlocked,
.\" putwc_unlocked, putwchar_unlocked, rewind_unlocked, setvbuf_unlocked,
.\" ungetc_unlocked, ungetwc_unlocked.
They should probably not be used.
-.SH "SEE ALSO"
+.SH SEE ALSO
.BR flockfile (3),
-.BR stdio (3),
-.BR feature_test_macros (7)
+.BR stdio (3)