HDF version 4
https://www.hdfgroup.org This formula is keg-only.
Formula was removed
Last version was

Revision: 1

hdf@4 requires the following formulae to be installed:
cmake 3.10.3 Cross-platform make
pkg-config 0.29.2 Manage compile and link flags for libraries
szip 2.1.1_1 Implementation of extended-Rice lossless compression algorithm
jpeg 9c Image manipulation library

Recent formula history

JCount hdf@4: migrate to homebrew/science
FX Coudert hdf@4: import from homebrew/versions.

Formula code at GitHub