-as the standard input (stdin) and an output file `-' as the standard output
-(stdout). Several commands can thus be combined with Unix pipes. Samtools
-always output warning and error messages to the standard error output (stderr).
-
-Samtools is also able to open a BAM (not SAM) file on a remote FTP server if the BAM
-file name starts with `ftp://'.
-Samtools checks the current working directory for the index file and will
-download the index upon absence. Samtools achieves random FTP file access
-with the `REST' ftp command. It does not retrieve the entire
-alignment file unless it is asked to do so.
+as the standard input (stdin) and an output file `-' as the standard
+output (stdout). Several commands can thus be combined with Unix
+pipes. Samtools always output warning and error messages to the standard
+error output (stderr).
+
+Samtools is also able to open a BAM (not SAM) file on a remote FTP
+server if the BAM file name starts with `ftp://'. Samtools checks the
+current working directory for the index file and will download the index
+upon absence. Samtools achieves random FTP file access with the `REST'
+ftp command. It does not retrieve the entire alignment file unless it is
+asked to do so.