text: /*
   * Copyright (C) 2004-2007, 2009  Internet Systems Consortium, Inc. ("ISC")
   * Copyright (C) 1998-2001  Internet Software Consortium.
   * Copyright 2015 by the NTPsec project contributors
   * SPDX-License-Identifier: ISC
   */
  
  #ifndef GUARD_ISC_ERROR_H
  #define GUARD_ISC_ERROR_H 1
  
  /* isc_error.h */
  
  /*
   * ISC_FORMAT_PRINTF().
   *
   * fmt is the location of the format string parameter.
   * args is the location of the first argument (or 0 for no argument checking).
   *
   * Note:
   * The first parameter is 1, not 0.
   */
  #ifdef __GNUC__
  #define ISC_FORMAT_PRINTF(fmt, args) __attribute__((__format__(__printf__, fmt, args)))
  #else
  #define ISC_FORMAT_PRINTF(fmt, args)
  #endif
  
  
  /* unexpected error */
  void
  isc_error_unexpected(const char *, int, const char *, ...)
       ISC_FORMAT_PRINTF(3, 4);
  
  /* Unexpected Error */
  #define UNEXPECTED_ERROR(fmt, ...) \
  	isc_error_unexpected(__FILE__, __LINE__, fmt, __VA_ARGS__)
  
  #endif /* GUARD_ISC_ERROR_H */
  