Fix a little mess (Likecode{...} -> Like \code{...}) in recently added text.
diff --git a/Doc/lib/libsocket.tex b/Doc/lib/libsocket.tex
index 8f6df69..8dc7acf 100644
--- a/Doc/lib/libsocket.tex
+++ b/Doc/lib/libsocket.tex
@@ -215,7 +215,7 @@
 \end{funcdesc}
 
 \begin{funcdesc}{connect_ex}{address}
-Likecode{connect(\var{address})}, but return an error indicator
+Like \code{connect(\var{address})}, but return an error indicator
 instead of raising an exception.  The error indicator is 0 if the
 operation succeeded, otherwise the value of the \code{errno}
 variable.  This is useful e.g. for asynchronous connects.