the error.
.Sh ERRORS
The
-.Fn Chdir
+.Fn chdir
system call will fail
and the current working directory will be unchanged
if one or more of the following are true:
A component of the path prefix is not a directory.
.El
.Pp
-.Fn Fchdir
+.Fn fchdir
will fail and the current working directory will be unchanged if
one or more of the following are true:
.Bl -tag -width Er
is not a valid file descriptor.
.\" ==========
.It Bq Er EINTR
-.Fn Fchdir was interrupted by a signal.
+.Fn fchdir
+was interrupted by a signal.
.\" ==========
.It Bq Er EIO
An I/O error occurred while reading from or writing to the file system.