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+.TH PIVOT_ROOT 8 ubase-VERSION
+.SH NAME
+\fBpivot_root\fR - change the root filesystem
+.SH SYNOPSIS
+\fBpivot_root\fI new_root put_old\fR
+.SH DESCRIPTION
+\fBpivot_root\fR moves the root file system of the current process to the
+directory \fIput_old\fR and makes \fInew_root\fR the new root file system.