title: Meaning of '@' in "@set -e" command in Makefiles
body: <p>In Makefile, in commands of the form </p>
  
  <p><code>all:
          @set -e; \
          do more stuff</code></p>
  
  <p>I know the set -e commands the shell to to exit on failure. What is the significance of the <code>@</code> attached to <code>set</code>?</p>