#include "imap4d.h" char	logfile[28]	= "imap4"; voiddebuglog(char *fmt, ...){	char buf[1024];	va_list arg; 	if(debug == 0)		return;	va_start(arg, fmt);	vseprint(buf, buf + sizeof buf, fmt, arg);	va_end(arg);	syslog(0, logfile, "[%s:%d] %s", username, getpid(), buf);} voidilog(char *fmt, ...){	char buf[1024];	va_list arg; 	va_start(arg, fmt);	vseprint(buf, buf + sizeof buf, fmt, arg);	va_end(arg);	syslog(0, logfile, "[%s:%d] %s", username, getpid(), buf); }