--- a/signal.rst	Sat Feb 10 01:36:16 2018 +0200
+++ b/signal.rst	Sat Feb 10 01:49:07 2018 +0200
@@ -221,7 +221,7 @@
 
 To parent on child stop or exit. Type: notification.
 
-By default the signal is simply ignored. In C:
+By default the signal is simply ignored. In C::
 
   signal(SIGCHLD, SIG_IGN);