https://ftp.pmel.noaa.gov/ferret/pub/ia64-linux/env/ext_func/src/extrema
├── [ 12K Jan 22 2002] findhi.F
├── [ 12K Apr 25 2003] findlo.F
├── [ 941 Apr 5 2006] Makefile*
├── [ 5.8K Jan 22 2002] maxminmax.F*
├── [ 727 Jan 22 2002] minmax_label_demo.jnl*
├── [ 5.8K Jan 17 2002] minminmax.F*
└── [ 1.1K Jan 17 2002] testr.jnl*
0 directories, 7 files