Patch #1550800: make exec a function.
diff --git a/Doc/lib/libexcs.tex b/Doc/lib/libexcs.tex
index b64d57d..b6147bf 100644
--- a/Doc/lib/libexcs.tex
+++ b/Doc/lib/libexcs.tex
@@ -293,10 +293,10 @@
 \begin{excdesc}{SyntaxError}
 % XXXJH xref to these functions?
   Raised when the parser encounters a syntax error.  This may occur in
-  an \keyword{import} statement, in an \keyword{exec} statement, in a call
-  to the built-in function \function{eval()} or \function{input()}, or
-  when reading the initial script or standard input (also
-  interactively).
+  an \keyword{import} statement, in a call to the built-in functions
+  \function{exec()}, \function{execfile()}, \function{eval()} or
+  \function{input()}, or when reading the initial script or standard
+  input (also interactively).
 
   Instances of this class have attributes \member{filename},
   \member{lineno}, \member{offset} and \member{text} for easier access