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GNU checking dependency style of gcc... gcc3 checking for a BSD-compatible install... /usr/bin/install -c checking whether ln -s works... yes checking for perl... /opt/local/bin/perl checking for perl version greater than or equal to 5.6.1... ok checking for gnuplot... no checking whether compiler needs -mieee... no checking how to run the C preprocessor... gcc -E checking for X... no checking host system type... i386-apple-darwin10.7.0 checking for the pthreads library -lpthreads... no checking whether pthreads work without any flags... yes checking for joinable pthread attribute... 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(cached) yes checking fcntl.h usability... yes checking fcntl.h presence... yes checking for fcntl.h... yes checking ieeefp.h usability... no checking ieeefp.h presence... no checking for ieeefp.h... no checking libintl.h usability... no checking libintl.h presence... no checking for libintl.h... no checking limits.h usability... yes checking limits.h presence... yes checking for limits.h... yes checking for stdlib.h... (cached) yes checking for string.h... (cached) yes checking for an ANSI C-conforming const... yes checking whether scanf() understands "inf"... yes ./configure: line 8579: sort: No such file or directory ./configure: line 8576: sed: No such file or directory configure: creating ./config.status config.status: creating Makefile config.status: creating src/Makefile config.status: creating scripts/Makefile config.status: creating data/Makefile config.status: creating doc/Makefile config.status: creating tests/Makefile config.status: creating scripts/concentrations.pl config.status: creating scripts/concentrations-same.pl config.status: creating scripts/hybrid2.pl config.status: creating scripts/hybrid-2s.pl config.status: creating scripts/hybrid-ss-2s.pl config.status: creating scripts/hybrid-select.pl config.status: creating scripts/melt.pl config.status: creating scripts/plot2ann.pl config.status: creating scripts/h-num.pl config.status: creating scripts/ss-count.pl config.status: creating scripts/ct-energy-det.pl config.status: creating scripts/UNAFold.pl config.status: creating scripts/ITC-plot.pl config.status: creating scripts/vantHoff-plot.pl config.status: creating doc/hybrid.1 config.status: creating doc/hybrid-min.1 config.status: creating doc/hybrid-ss.1 config.status: creating doc/hybrid-ss-min.1 config.status: creating doc/hybrid-ss-noml.1 config.status: creating doc/hybrid-ss-simple.1 config.status: creating doc/hybrid-plot.1 config.status: creating doc/hybrid-plot-ng.1 config.status: creating doc/concentration.1 config.status: creating doc/concentration-same.1 config.status: creating doc/concentrations.pl.1 config.status: creating doc/concentrations-same.pl.1 config.status: creating doc/ensemble-dg.1 config.status: creating doc/ensemble-dg-same.1 config.status: creating doc/ensemble-ext.1 config.status: creating doc/ensemble-ext-same.1 config.status: creating doc/dG2dH.1 config.status: creating doc/dG2dS.1 config.status: creating doc/dG2Cp.1 config.status: creating doc/ct-energy.1 config.status: creating doc/hybrid2.pl.1 config.status: creating doc/hybrid2-x.pl.1 config.status: creating doc/hybrid2-min.pl.1 config.status: creating doc/hybrid2-min-x.pl.1 config.status: creating doc/hybrid2-2s.pl.1 config.status: creating doc/hybrid2-2s-x.pl.1 config.status: creating doc/ct-ext.1 config.status: creating doc/ct-uniq.1 config.status: creating doc/hybrid-2s.pl.1 config.status: creating doc/hybrid-ss-2s.pl.1 config.status: creating doc/ct-prob.1 config.status: creating doc/melt.pl.1 config.status: creating doc/plot2ann.pl.1 config.status: creating doc/h-num.pl.1 config.status: creating doc/ss-count.pl.1 config.status: creating doc/hybrid-select.pl.1 config.status: creating doc/ct2rnaml.1 config.status: creating doc/ct-energy-det.pl.1 config.status: creating doc/UNAFold.pl.1 config.status: creating doc/ITC-plot.pl.1 config.status: creating doc/vantHoff-plot.pl.1 config.status: creating config.h config.status: executing depfiles commands ./configure: line 10077: sort: No such file or directory ./configure: line 10074: sed: No such file or directory