realksh.c command not found

In this troubleshooting guide we learn how to fix realksh.c command not found error message

Introduction

When you run more command in linux terminal / console, you get the following error message

realksh.c: command not found

or when using sudo you get the following error message

sudo: realksh.c: command not found

In Ubuntu realksh.c is provided by binfmtc package.

binfmtc is:

Linux binfmt_misc handler for C, C++, Assembly languages, Pascal, Fortran, Java(GCJ).

Using the binfmt_misc interface, binfmtc allows users to seamlessly execute C source code as if they were scripts.

Includes example utilities realcsh.c, realksh.c, which are for your real C scripting pleasures.

To fix this problem, we can install more using the command below.

sudo apt-get -y install binfmtc

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install binfmtc.

sudo apt -y install binfmtc

Or if you have aptitude installed you can use the following command.

sudo aptitude install binfmtc

In this tutorial we learn how to fix realksh.c command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.