#define logerr(...) logerrf(__FILE__, __func__, __LINE__, __VA_ARGS__)



void
vflogerrf(
	const char *const file,
	const char *const function,
	const int lineno,
	FILE *restrict stream,
	const char *restrict format,
	va_list args
);

void
flogerrf(
	const char *const file,
	const char *const function,
	const int lineno,
	FILE *restrict stream,
	const char *restrict format,
	...
);

void
logerrf(
	const char *const file,
	const char *const function,
	const int lineno,
	const char *restrict format,
	...
);

void
logerr_set_stream(FILE *stream);