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The C and C++ Include Header Files

/usr/include/x86_64-linux-gnu/bits/syslog-decl.h


$ cat -n /usr/include/x86_64-linux-gnu/bits/syslog-decl.h

     1	/* Checking routines for syslog functions. Declaration only.
     2	   Copyright (C) 2023-2024 Free Software Foundation, Inc.
     3	   This file is part of the GNU C Library.
     4	
     5	   The GNU C Library is free software; you can redistribute it and/or
     6	   modify it under the terms of the GNU Lesser General Public
     7	   License as published by the Free Software Foundation; either
     8	   version 2.1 of the License, or (at your option) any later version.
     9	
    10	   The GNU C Library is distributed in the hope that it will be useful,
    11	   but WITHOUT ANY WARRANTY; without even the implied warranty of
    12	   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    13	   Lesser General Public License for more details.
    14	
    15	   You should have received a copy of the GNU Lesser General Public
    16	   License along with the GNU C Library; if not, see
    17	   <https://www.gnu.org/licenses/>.  */
    18	
    19	#ifndef _BITS_SYSLOG_DECL_H
    20	#define _BITS_SYSLOG_DECL_H 1
    21	
    22	#ifndef _SYS_SYSLOG_H
    23	# error "Never include <bits/syslog-decl.h> directly; use <sys/syslog.h> instead."
    24	#endif
    25	
    26	extern void __syslog_chk (int __pri, int __flag, const char *__fmt, ...)
    27	     __attribute__ ((__format__ (__printf__, 3, 4)));
    28	
    29	#ifdef __USE_MISC
    30	extern void __vsyslog_chk (int __pri, int __flag, const char *__fmt,
    31				   __gnuc_va_list __ap)
    32	     __attribute__ ((__format__ (__printf__, 3, 0)));
    33	#endif
    34	
    35	#endif