Update runtime files.
diff --git a/runtime/doc/usr_11.txt b/runtime/doc/usr_11.txt
index cd0b726..bf09d2e 100644
--- a/runtime/doc/usr_11.txt
+++ b/runtime/doc/usr_11.txt
@@ -1,4 +1,4 @@
-*usr_11.txt* For Vim version 8.1. Last change: 2019 Jan 30
+*usr_11.txt* For Vim version 8.1. Last change: 2019 Feb 04
VIM USER MANUAL - by Bram Moolenaar
@@ -284,6 +284,7 @@
'shortmess' option. But it's very unusual that you need this.
For remarks about encryption and the swap file, see |:recover-crypt|.
+For programatic access to the swap file, see |swapinfo()|.
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*11.4* Further reading