[MacPorts] #43204: Change BZIP2 variable name for configure script

[MacPorts]

#43204: Change BZIP2 variable name for configure script
-------------------------+--------------------------------
  Reporter:  eborisch@…  |      Owner:  macports-tickets@…
      Type:  defect      |     Status:  new
  Priority:  Normal      |  Milestone:
 Component:  base        |    Version:  2.2.1
Resolution:              |   Keywords:
      Port:              |
-------------------------+--------------------------------

Comment (by cal@…):

 I'd rather go with:

 {{{
 #!patch
 Index: aclocal.m4
 ===================================================================
 --- aclocal.m4  (revision 118628)
 +++ aclocal.m4  (working copy)
 @@ -133,6 +133,7 @@
                                         AC_MSG_ERROR([bzip2 not found])
                                 fi
                                 mp_tarball_extract_cmd="$BZIP2"
 +                               export -n BZIP2
                                 ;;
                         *)
                                 AC_MSG_ERROR([Don't know how to extract
 tarball $mp_tarball])
 }}}

 which should get the job done aswell.

-- 
Ticket URL: <https://trac.macports.org/ticket/43204#comment:6>
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