Merge branch 'sverker/add-since-doc/OTP-15460' into maint

* sverker/add-since-doc/OTP-15460:
  Fill in since for multi-clause functions in erlang.erl
  Fix since attribute for troubled function docs
  Add empty 'since' attribute for old modules and functions
  Add since attribute to dtd
  Add "since" attributes in xml for new functions and modules
  erl_docgen: Generate "since" OTP version in html
  erl_interface: Fix doc for return type 'struct hostent'

1 files changed, 16 insertions, 16 deletions

diff --git a/lib/kernel/doc/src/erl_ddll.xml b/lib/kernel/doc/src/erl_ddll.xml
index 75114e015c..f2d5e1b397 100644
--- a/lib/kernel/doc/src/erl_ddll.xml
+++ b/lib/kernel/doc/src/erl_ddll.xml
@@ -28,7 +28,7 @@
     <date></date>
     <rev></rev>
   </header>
-  <module>erl_ddll</module>
+  <module since="">erl_ddll</module>
   <modulesummary>Dynamic driver loader and linker.</modulesummary>
   <description>
     <p>This module provides an interface for loading
@@ -196,7 +196,7 @@
   </datatypes>
   <funcs>
     <func>
-      <name name="demonitor" arity="1"/>
+      <name name="demonitor" arity="1" since=""/>
       <fsummary>Remove a monitor for a driver.</fsummary>
       <desc>
         <p>Removes a driver monitor in much the same way as 
@@ -212,7 +212,7 @@
       </desc>
     </func>
     <func>
-      <name name="format_error" arity="1"/>
+      <name name="format_error" arity="1" since=""/>
       <fsummary>Format an error descriptor.</fsummary>
       <desc>
         <p>Takes an <c><anno>ErrorDesc</anno></c> returned by load, unload, or
@@ -229,7 +229,7 @@
       </desc>
     </func>
     <func>
-      <name name="info" arity="0"/>
+      <name name="info" arity="0" since=""/>
       <fsummary>Retrieve information about all drivers.</fsummary>
       <desc>
         <p>Returns a list of tuples <c>{<anno>DriverName</anno>, <anno>InfoList</anno>}</c>,
@@ -240,7 +240,7 @@
       </desc>
     </func>
     <func>
-      <name name="info" arity="1"/>
+      <name name="info" arity="1" since=""/>
       <fsummary>Retrieve information about one driver.</fsummary>
       <desc>
         <p>Returns a list of tuples <c>{<anno>Tag</anno>, <anno>Value</anno>}</c>,
@@ -266,7 +266,7 @@
       </desc>
     </func>
     <func>
-      <name name="info" arity="2"/>
+      <name name="info" arity="2" since=""/>
       <fsummary>Retrieve specific information about one driver.</fsummary>
       <desc>
         <p>Returns specific information about one aspect of a driver.
@@ -328,7 +328,7 @@
       </desc>
     </func>
     <func>
-      <name name="load" arity="2"/>
+      <name name="load" arity="2" since=""/>
       <fsummary>Load a driver.</fsummary>
       <desc>
         <p>Loads and links the dynamic driver <c><anno>Name</anno></c>.
@@ -390,7 +390,7 @@
       </desc>
     </func>
     <func>
-      <name name="load_driver" arity="2"/>
+      <name name="load_driver" arity="2" since=""/>
       <fsummary>Load a driver.</fsummary>
       <desc>
         <p>Works essentially as <c>load/2</c>, but loads the driver
@@ -413,7 +413,7 @@
       </desc>
     </func>
     <func>
-      <name name="loaded_drivers" arity="0"/>
+      <name name="loaded_drivers" arity="0" since=""/>
       <fsummary>List loaded drivers.</fsummary>
       <desc>
         <p>Returns a list of all the available drivers, both
@@ -425,7 +425,7 @@
       </desc>
     </func>
     <func>
-      <name name="monitor" arity="2"/>
+      <name name="monitor" arity="2" since=""/>
       <fsummary>Create a monitor for a driver.</fsummary>
       <desc>
         <p>Creates a driver monitor and works in many
@@ -588,7 +588,7 @@
       </desc>
     </func>
     <func>
-      <name name="reload" arity="2"/>
+      <name name="reload" arity="2" since=""/>
       <fsummary>Replace a driver.</fsummary>
       <desc>
         <p>Reloads the driver named <c><anno>Name</anno></c> from a possibly
@@ -626,7 +626,7 @@
       </desc>
     </func>
     <func>
-      <name name="reload_driver" arity="2"/>
+      <name name="reload_driver" arity="2" since=""/>
       <fsummary>Replace a driver.</fsummary>
       <desc>
         <p>Works exactly as <seealso marker="#reload/2"><c>reload/2</c></seealso>,
@@ -644,7 +644,7 @@
       </desc>
     </func>
     <func>
-      <name name="try_load" arity="3"/>
+      <name name="try_load" arity="3" since=""/>
       <fsummary>Load a driver.</fsummary>
       <desc>
         <p>Provides more control than the
@@ -931,7 +931,7 @@
       </desc>
     </func>
     <func>
-      <name name="try_unload" arity="2"/>
+      <name name="try_unload" arity="2" since=""/>
       <fsummary>Unload a driver.</fsummary>
       <desc>
         <p>This is the low-level function to unload (or decrement
@@ -1116,7 +1116,7 @@
       </desc>
     </func>
     <func>
-      <name name="unload" arity="1"/>
+      <name name="unload" arity="1" since=""/>
       <fsummary>Unload a driver.</fsummary>
       <desc>
         <p>Unloads, or at least dereferences the driver named
@@ -1143,7 +1143,7 @@
       </desc>
     </func>
     <func>
-      <name name="unload_driver" arity="1"/>
+      <name name="unload_driver" arity="1" since=""/>
       <fsummary>Unload a driver.</fsummary>
       <desc>
         <p>Unloads, or at least dereferences the driver named