[MacPorts] #67913: Fails to build on ppc32

[MacPorts]

#67913: Fails to build on ppc32
---------------------+--------------------
 Reporter:  and3r00  |      Owner:  (none)
     Type:  defect   |     Status:  new
 Priority:  Normal   |  Milestone:
Component:  ports    |    Version:
 Keywords:           |       Port:  m4
---------------------+--------------------
 :debug:configure Error code: POSIX ENAMETOOLONG {file name too long}
 :debug:configure Backtrace:
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_
 devel_m4/m4/work/m4-1.4.19/confdir-14B---/confdir-14B---/confdir-14B
 ---/confdir-14B---/confdir-14B---/confdir-14B---/confdir-14B---/confdir-1
 4B---/confdir-14B---/confdir-14B---/confdir-14B---/confdir-14B---/confdir-
 14B---/confdir-14B---/confdir-14B---/confdir-14B---/confdir-14B---/
 confdir-14B---/confdir-14B---/confdir-14B---/confdir-14B---/confdir-14B
 ---/confdir-14B---/confdir-14B---/confdir-14B---/confdir-14B---/confdi
 r-14B---/confdir-14B---/confdir-14B---/confdir-14B---/confdir-14B
 ---/confdir-14B---/confdir-14B---/confdir-14B---/confdir-14B---/confdir-
 14B-
 --/confdir-14B---/confdir-14B---/confdir-14B---/confdir-14B---/confdir-14B
 ---/confdir-14B---/confdir-14B---/confdir-14B---/confdir-14B---/con
 fdir-14B---/confdir-14B---/confdir-14B---/confdir-14B---/confdir-14B
 ---/confdir-14B---/confdir-14B---/confdir-14B---/confdir-14B---/confdir-1
 4B---/confdir-14B---/confdir-14B---/confdir-14B---/confdir-14B---: file
 name too long

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Ticket URL: <https://trac.macports.org/ticket/67913>
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