[hackers] [sbase] tsort.1: use mandoc literal block for example || Hiltjo Posthuma

[git]

commit 58257275f0c52d1fcc5cc817763c361d120dfc2b
Author:     Hiltjo Posthuma <hil...@codemadness.org>
AuthorDate: Thu Feb 25 20:44:15 2016 +0100
Commit:     sin <s...@2f30.org>
CommitDate: Fri Feb 26 09:54:46 2016 +0000

    tsort.1: use mandoc literal block for example

diff --git a/tsort.1 b/tsort.1
index 27ec4f2..2f8f0a1 100644
--- a/tsort.1
+++ b/tsort.1
@@ -31,6 +31,7 @@ The graph as successfully sorted, but contained loops.
 An error occurred.
 .El
 .Sh EXAMPLES
+.Bd -literal -offset left
 The input
 
     a a
@@ -63,7 +64,7 @@ represents the graph
     ┏━━━┓    ┏━━━┓
     ┃ e ┃───→┃ f ┃
     ┗━━━┛    ┗━━━┛
-
+.Ed
 .Sh STANDARDS
 The
 .Nm