Apache Reference: mod_log_config, TransferLog
Default Transfer and Access Log File
Syntax: TransferLog A
Example: TransferLog logs/access.log
Since: Apache 1.0
This directive defines a log file in the format specified
by the most recent LogFormat directive, or in the Common
Log Format (CLF) if no other default format has been specified.
The file argument is either (1) a file name relative to
ServerRoot or (2) ``|'' followed by a shell command to receive
the log file information via stdin.