mkdir -p build-aux m4
# libtool
# Don't use libtoolize, as it may not be installed or may be outdated.
for f in build-aux/ltmain.sh m4/libtool.m4 m4/ltoptions.m4 m4/ltsugar.m4 m4/ltversion.m4 m4/lt~obsolete.m4; do
mkdir -p build-aux m4
# libtool
# Don't use libtoolize, as it may not be installed or may be outdated.
for f in build-aux/ltmain.sh m4/libtool.m4 m4/ltoptions.m4 m4/ltsugar.m4 m4/ltversion.m4 m4/lt~obsolete.m4; do