1 diff -u -r ../lzip-1.19/configure ./configure
2 --- ../lzip-1.19/configure 2017-04-13 12:52:40.000000000 +0200
3 +++ ./configure 2017-05-02 10:44:44.249358716 +0200
5 datarootdir='$(prefix)/share'
6 infodir='$(datarootdir)/info'
7 mandir='$(datarootdir)/man'
10 -CXXFLAGS='-Wall -W -O2'
13 -# checking whether we are using GNU C++.
14 -/bin/sh -c "${CXX} --version" > /dev/null 2>&1 ||
21 +CXXFLAGS?='-Wall -W -O2'