[MacPorts] #42159: libbiosig links with both MacPorts zlib and OS X zlib

[MacPorts]

#42159: libbiosig links with both MacPorts zlib and OS X zlib
--------------------------+------------------------
 Reporter:  ryandesign@…  |      Owner:  christsc@…
     Type:  defect        |     Status:  new
 Priority:  Normal        |  Milestone:
Component:  ports         |    Version:  2.2.1
 Keywords:                |       Port:  libbiosig
--------------------------+------------------------
 Should link only with OS X zlib.

 {{{
 $ port -v installed libbiosig
 The following ports are currently installed:
   libbiosig @1.5.10_0-universal (active) platform='darwin 13'
 archs='x86_64'
 $ otool -L /opt/local/lib/libbiosig.dylib
 /opt/local/lib/libbiosig.dylib:
         /opt/local/lib/libbiosig.dylib (compatibility version 0.0.0,
 current version 0.0.0)
         /opt/local/lib/libz.1.dylib (compatibility version 1.0.0, current
 version 1.2.8)
         /usr/lib/libz.1.dylib (compatibility version 1.0.0, current
 version 1.2.5)
         /usr/lib/libc++.1.dylib (compatibility version 1.0.0, current
 version 120.0.0)
         /usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current
 version 1197.1.1)
 }}}

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Ticket URL: <https://trac.macports.org/ticket/42159>
MacPorts <http://www.macports.org/>
Ports system for OS X