master: Do not close stdout if going foreground This lets one to use /dev/stdout for logging. Mainly useful for testing purposes where we can generate log output to stdout and use tee to write it to a file for later examination.

#ifndef ISTREAM_CONCAT_H
#define ISTREAM_CONCAT_H

/* Concatenate input streams into a single stream. */
struct istream *i_stream_create_concat(struct istream *input[]);

#endif