https://ftp.pmel.noaa.gov/ferret/pub/ia64-linux/env/ext_func/src/fft
├── [ 130 Sep 22 2006] del_lopass.jnl
├── [ 528 Sep 22 2006] delta_function.jnl
├── [ 16K Sep 22 2003] fft_amp.F
├── [ 15K Sep 22 2003] ffta_sample.F
├── [ 15K Sep 22 2003] fft_im.F
├── [ 13K Sep 22 2003] fft_inverse.F
├── [ 38K Jan 17 2002] fftinv_subs.F
├── [ 16K Sep 23 2003] fft_phas.F*
├── [ 153 Jun 2 1999] fft_platform_specific_flags.mk.alpha
├── [ 463 Jan 23 2004] fft_platform_specific_flags.mk.i386-linux
├── [ 463 Feb 19 2003] fft_platform_specific_flags.mk.i486-linux
├── [ 152 Jun 2 1999] fft_platform_specific_flags.mk.solaris
├── [ 381 Jun 2 1999] fft_platform_specific_flags.mk.sun4
├── [ 463 Jul 10 2007] fft_platform_specific_flags.mk.x86_64-linux
├── [ 15K Sep 22 2003] fftp_sample.F
├── [ 15K Sep 22 2003] fft_re.F
├── [ 997 Jan 17 2002] fft_sunspot.jnl
├── [ 1.3K Jan 17 2002] fft_synthesis_demo.jnl*
├── [ 1.6K Sep 22 2003] invert.jnl*
├── [ 14K Jan 17 2002] lsl_lowpass.F
├── [ 1.2K Jul 10 2007] Makefile
├── [ 5.6K Jan 17 2002] sunspot_fft.dat
├── [ 546 Jan 17 2002] suntest.jnl*
└── [ 4.5K Jan 17 2002] yearssn.dat
0 directories, 24 files