| /* Declaration for error-reporting function | 
 |    Copyright (C) 1995, 1996, 1997, 2003 Free Software Foundation, Inc. | 
 |    This file is part of the GNU C Library. | 
 |  | 
 |    The GNU C Library is free software; you can redistribute it and/or | 
 |    modify it under the terms of the GNU Lesser General Public | 
 |    License as published by the Free Software Foundation; either | 
 |    version 2.1 of the License, or (at your option) any later version. | 
 |  | 
 |    The GNU C Library is distributed in the hope that it will be useful, | 
 |    but WITHOUT ANY WARRANTY; without even the implied warranty of | 
 |    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU | 
 |    Lesser General Public License for more details. | 
 |  | 
 |    You should have received a copy of the GNU Lesser General Public | 
 |    License along with the GNU C Library; if not, write to the Free | 
 |    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | 
 |    02111-1307 USA.  */ | 
 |  | 
 | #ifndef _ERROR_H | 
 | #define _ERROR_H 1 | 
 |  | 
 | #include <features.h> | 
 |  | 
 | __BEGIN_DECLS | 
 |  | 
 | /* Print a message with `fprintf (stderr, FORMAT, ...)'; | 
 |    if ERRNUM is nonzero, follow it with ": " and strerror (ERRNUM). | 
 |    If STATUS is nonzero, terminate the program with `exit (STATUS)'.  */ | 
 |  | 
 | extern void error (int __status, int __errnum, const char *__format, ...) | 
 |      __attribute__ ((__format__ (__printf__, 3, 4))); | 
 |  | 
 | extern void error_at_line (int __status, int __errnum, const char *__fname, | 
 | 			   unsigned int __lineno, const char *__format, ...) | 
 |      __attribute__ ((__format__ (__printf__, 5, 6))); | 
 |  | 
 | /* If NULL, error will flush stdout, then print on stderr the program | 
 |    name, a colon and a space.  Otherwise, error will call this | 
 |    function without parameters instead.  */ | 
 | extern void (*error_print_progname) (void); | 
 |  | 
 | /* This variable is incremented each time `error' is called.  */ | 
 | extern unsigned int error_message_count; | 
 |  | 
 | /* Sometimes we want to have at most one error per line.  This | 
 |    variable controls whether this mode is selected or not.  */ | 
 | extern int error_one_per_line; | 
 |  | 
 | __END_DECLS | 
 |  | 
 | #endif /* error.h */ |