This file is indexed.

postinst is in libblas-dev 3.6.0-2ubuntu2.

This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.

The actual contents of the file can be viewed below.

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#! /bin/sh

set -e

update-alternatives --install /usr/lib/libblas.so libblas.so /usr/lib/libblas/libblas.so 10 \
     --slave /usr/lib/libblas.a libblas.a /usr/lib/libblas/libblas.a \
     --slave /usr/lib/pkgconfig/blas.pc blas.pc /usr/lib/pkgconfig/blas-netlib.pc

# dh_installdeb will replace this with shell code automatically
# generated by other debhelper scripts.



exit 0