This file is indexed.

/usr/bin/pre2ncgm is in ncl-ncarg 6.3.0-6build1.

This file is owned by root:root, with mode 0o755.

The actual contents of the file can be viewed below.

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#!/bin/csh -f
#
#	$Id: pre2ncgm,v 1.1.1.1 1992-04-17 22:34:45 ncargd Exp $
#

# Filter to read a pre-GKS metafile and write a GKS metafile.

setenv NCARG_GKS_OUTPUT temp.file.$$
pre2ncgm.prog
cat temp.file.$$
rm -f temp.file.$$