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#ifndef _MSG_OUTPUT_FN_
#define _MSG_OUTPUT_FN_
/*++
/* NAME
/* msg_output 3h
/* SUMMARY
/* diagnostics output management
/* SYNOPSIS
/* #include <msg_output.h>
/* DESCRIPTION
/*
* System library.
*/
#include <stdarg.h>
/*
* External interface. Severity levels are documented to be monotonically
* increasing from 0 up to MSG_LAST.
*/
typedef void (*MSG_OUTPUT_FN) (int, const char *);
extern void msg_output(MSG_OUTPUT_FN);
extern void PRINTFLIKE(2, 3) msg_printf(int, const char *,...);
extern void msg_vprintf(int, const char *, va_list);
#define MSG_INFO 0 /* informative */
#define MSG_WARN 1 /* warning (non-fatal) */
#define MSG_ERROR 2 /* error (fatal) */
#define MSG_FATAL 3 /* software error (fatal) */
#define MSG_PANIC 4 /* software error (fatal) */
#define MSG_LAST 4 /* highest-numbered severity level */
/* LICENSE
/* .ad
/* .fi
/* The Secure Mailer license must be distributed with this software.
/* AUTHOR(S)
/* Wietse Venema
/* IBM T.J. Watson Research
/* P.O. Box 704
/* Yorktown Heights, NY 10598, USA
/*
/* Wietse Venema
/* Google, Inc.
/* 111 8th Avenue
/* New York, NY 10011, USA
/*--*/
#endif
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