/usr/share/cgnstools/cgconfig is in cgns-convert 3.3.0-5.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 | CG_BIN_DIR=/usr/bin; export CG_BIN_DIR
CG_LIB_DIR=/usr/share/cgnstools; export CG_LIB_DIR
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