---> Fetching libmng ---> Attempting to fetch libmng-1.0.9.tar.gz from http://downloads.sourceforge.net/libmng ---> Verifying checksum(s) for libmng ---> Extracting libmng ---> Configuring libmng Error: Target com.apple.configure returned: shell command "cd '/opt/local/var/db/dports/build/_opt_local_var_db_dports_sources_rsync.rsync.darwinports.org_dpupdate_dports_graphics_libmng/work/libmng-1.0.9' && LIBTOOLIZE=glibtoolize autoreconf -fi" returned error 1 Command output: /opt/local/share/aclocal/aalib.m4:12: warning: underquoted definition of AM_PATH_AALIB /opt/local/share/aclocal/aalib.m4:12: run info '(automake)Extending aclocal' /opt/local/share/aclocal/aalib.m4:12: or see http://sources.redhat.com/automake/automake.html#Extending-aclocal /usr/bin/gm4:configure.in:193: ERROR: recursion limit of 1024 exceeded, use -L<N> to change it autom4te: /usr/bin/gm4 failed with exit status: 1 aclocal: autom4te failed with exit status: 1 autoreconf: aclocal failed with exit status: 1