libarchive @3.2.2: opportunistically links with lz4

[ryandesign (Ryan Carsten Schmidt)]

$ port info libarchive
libarchive @3.2.2 (archivers)
Variants:             (+)universal

Description:          Libarchive is a programming library that can create and read several different streaming
                      archive formats, including most popular tar variants, several cpio formats, 7zip and rar. It
                      can also write shar archives.
Homepage:             http://libarchive.org/

Library Dependencies: bzip2, zlib, openssl, libxml2, xz, lzo2, libiconv
Platforms:            darwin
License:              BSD
Maintainers:          Email: toby@macports.org
                      Policy: openmaintainer

$ port installed libarchive
The following ports are currently installed:
  libarchive @3.2.2_0+universal (active)

$ otool -L /opt/local/lib/libarchive.13.dylib
/opt/local/lib/libarchive.13.dylib:
	/opt/local/lib/libarchive.13.dylib (compatibility version 16.0.0, current version 16.2.0)
	/opt/local/lib/libiconv.2.dylib (compatibility version 8.0.0, current version 8.1.0)
	/opt/local/lib/liblzo2.2.dylib (compatibility version 3.0.0, current version 3.0.0)
	/opt/local/lib/liblzma.5.dylib (compatibility version 8.0.0, current version 8.2.0)
	/opt/local/lib/liblz4.1.dylib (compatibility version 1.0.0, current version 1.7.1)
	/opt/local/lib/libcharset.1.dylib (compatibility version 2.0.0, current version 2.0.0)
	/opt/local/lib/libbz2.1.0.dylib (compatibility version 1.0.0, current version 1.0.6)
	/opt/local/lib/libz.1.dylib (compatibility version 1.0.0, current version 1.2.8)
	/opt/local/lib/libxml2.2.dylib (compatibility version 12.0.0, current version 12.4.0)
	/usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current version 1238.0.0)

[tobypeterson]

fixed in commit 97887a375da5d0f6abee018b145833aa02e2bda7