gilles@studio:~/Téléchargements/fftw-3.2.2$ ./configure configure --enable-shared --enable-threads --disable-static
configure: WARNING: you should use --build, --host, --target
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for a thread-safe mkdir -p... /bin/mkdir -p
checking for gawk... no
checking for mawk... mawk
checking whether make sets $(MAKE)... yes
checking whether to enable maintainer-specific portions of Makefiles... no
checking build system type... Invalid configuration `configure': machine `configure' not recognized
configure: error: /bin/bash ./config.sub configure failed