diff --git a/reference/pcntl/functions/pcntl-alarm.xml b/reference/pcntl/functions/pcntl-alarm.xml
index b3d7ce069b..9f2ba15a73 100644
--- a/reference/pcntl/functions/pcntl-alarm.xml
+++ b/reference/pcntl/functions/pcntl-alarm.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.5 $ -->
+<!-- $Revision: 1.6 $ -->
 <refentry xml:id='function.pcntl-alarm' xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>pcntl_alarm</refname>
@@ -18,6 +18,7 @@
    Any call to <function>pcntl_alarm</function> will cancel any previously
    set alarm.
   </para>
+  &warn.experimental.func;
  </refsect1>
 
  <refsect1 role="parameters">
diff --git a/reference/pcntl/functions/pcntl-exec.xml b/reference/pcntl/functions/pcntl-exec.xml
index 6f71210664..d11aabeeb5 100644
--- a/reference/pcntl/functions/pcntl-exec.xml
+++ b/reference/pcntl/functions/pcntl-exec.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.7 $ -->
+<!-- $Revision: 1.8 $ -->
 <refentry xml:id='function.pcntl-exec' xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>pcntl_exec</refname>
@@ -17,6 +17,7 @@
   <para>
    Executes the program with the given arguments.
   </para>
+  &warn.experimental.func;
  </refsect1>
 
  <refsect1 role="parameters">
diff --git a/reference/pcntl/functions/pcntl-fork.xml b/reference/pcntl/functions/pcntl-fork.xml
index 80c67b6944..5c0fbc8d78 100644
--- a/reference/pcntl/functions/pcntl-fork.xml
+++ b/reference/pcntl/functions/pcntl-fork.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.8 $ -->
+<!-- $Revision: 1.9 $ -->
 <refentry xml:id="function.pcntl-fork" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>pcntl_fork</refname>
@@ -18,6 +18,7 @@
    PPID. Please see your system's fork(2) man page for specific details as to
    how fork works on your system.
   </para>
+  &warn.experimental.func;
  </refsect1>
 
  <refsect1 role="returnvalues">
diff --git a/reference/pcntl/functions/pcntl-getpriority.xml b/reference/pcntl/functions/pcntl-getpriority.xml
index 0ae36cb46f..35eadecacd 100644
--- a/reference/pcntl/functions/pcntl-getpriority.xml
+++ b/reference/pcntl/functions/pcntl-getpriority.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.7 $ -->
+<!-- $Revision: 1.8 $ -->
 <refentry xml:id='function.pcntl-getpriority' xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>pcntl_getpriority</refname>
@@ -19,6 +19,7 @@
    system types and kernel versions, please see your system's getpriority(2)
    man page for specific details.
   </para>
+  &warn.experimental.func;
  </refsect1>
 
  <refsect1 role="parameters">
diff --git a/reference/pcntl/functions/pcntl-setpriority.xml b/reference/pcntl/functions/pcntl-setpriority.xml
index 06b46d1487..38353626db 100644
--- a/reference/pcntl/functions/pcntl-setpriority.xml
+++ b/reference/pcntl/functions/pcntl-setpriority.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.7 $ -->
+<!-- $Revision: 1.8 $ -->
 <refentry xml:id='function.pcntl-setpriority' xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>pcntl_setpriority</refname>
@@ -18,6 +18,7 @@
    <function>pcntl_setpriority</function> sets the priority of
    <parameter>pid</parameter>. 
   </para>
+  &warn.experimental.func;
  </refsect1>
 
  <refsect1 role="parameters">
diff --git a/reference/pcntl/functions/pcntl-signal.xml b/reference/pcntl/functions/pcntl-signal.xml
index 92314393f1..20db83fd8a 100644
--- a/reference/pcntl/functions/pcntl-signal.xml
+++ b/reference/pcntl/functions/pcntl-signal.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.11 $ -->
+<!-- $Revision: 1.12 $ -->
 <refentry xml:id="function.pcntl-signal" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>pcntl_signal</refname>
@@ -18,6 +18,7 @@
    The <function>pcntl_signal</function> function installs a new
    signal handler for the signal indicated by <parameter>signo</parameter>.   
   </para>
+  &warn.experimental.func;
  </refsect1>
 
  <refsect1 role="parameters">
diff --git a/reference/pcntl/functions/pcntl-wait.xml b/reference/pcntl/functions/pcntl-wait.xml
index 530fde54f1..09d2c4dbd1 100644
--- a/reference/pcntl/functions/pcntl-wait.xml
+++ b/reference/pcntl/functions/pcntl-wait.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.8 $ -->
+<!-- $Revision: 1.9 $ -->
 <refentry xml:id='function.pcntl-wait' xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>pcntl_wait</refname>
@@ -29,6 +29,7 @@
     <parameter>options</parameter>.
    </para>
   </note>
+  &warn.experimental.func;
  </refsect1>
 
  <refsect1 role="parameters">
diff --git a/reference/pcntl/functions/pcntl-waitpid.xml b/reference/pcntl/functions/pcntl-waitpid.xml
index 28b218fce9..2d81ca4eec 100644
--- a/reference/pcntl/functions/pcntl-waitpid.xml
+++ b/reference/pcntl/functions/pcntl-waitpid.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.11 $ -->
+<!-- $Revision: 1.12 $ -->
 <refentry xml:id="function.pcntl-waitpid" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>pcntl_waitpid</refname>
@@ -27,6 +27,7 @@
    Please see your system's waitpid(2) man page for specific details as to
    how waitpid works on your system.
   </para>
+  &warn.experimental.func;
  </refsect1>
 
  <refsect1 role="parameters">
diff --git a/reference/pcntl/functions/pcntl-wexitstatus.xml b/reference/pcntl/functions/pcntl-wexitstatus.xml
index 6954dbd68a..334698fc0f 100644
--- a/reference/pcntl/functions/pcntl-wexitstatus.xml
+++ b/reference/pcntl/functions/pcntl-wexitstatus.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.6 $ -->
+<!-- $Revision: 1.7 $ -->
 <refentry xml:id="function.pcntl-wexitstatus" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>pcntl_wexitstatus</refname>
@@ -17,6 +17,7 @@
    only useful if <function>pcntl_wifexited</function> returned
    &true;.
   </para>
+  &warn.experimental.func;
  </refsect1>
 
  <refsect1 role="parameters">
diff --git a/reference/pcntl/functions/pcntl-wifexited.xml b/reference/pcntl/functions/pcntl-wifexited.xml
index f6bf8e5a87..a9de1305e0 100644
--- a/reference/pcntl/functions/pcntl-wifexited.xml
+++ b/reference/pcntl/functions/pcntl-wifexited.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.8 $ -->
+<!-- $Revision: 1.9 $ -->
 <refentry xml:id="function.pcntl-wifexited" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>pcntl_wifexited</refname>
@@ -15,6 +15,7 @@
   <para>
    Checks whether the child status code represents a normal exit.
   </para>
+  &warn.experimental.func;
  </refsect1>
 
  <refsect1 role="parameters">
diff --git a/reference/pcntl/functions/pcntl-wifsignaled.xml b/reference/pcntl/functions/pcntl-wifsignaled.xml
index 680d21f487..326162c540 100644
--- a/reference/pcntl/functions/pcntl-wifsignaled.xml
+++ b/reference/pcntl/functions/pcntl-wifsignaled.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.8 $ -->
+<!-- $Revision: 1.9 $ -->
 <refentry xml:id="function.pcntl-wifsignaled" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>pcntl_wifsignaled</refname>
@@ -16,6 +16,7 @@
    Checks whether the child process exited because of a signal which was not
    caught.
   </para>
+  &warn.experimental.func;
  </refsect1>
 
  <refsect1 role="parameters">
diff --git a/reference/pcntl/functions/pcntl-wifstopped.xml b/reference/pcntl/functions/pcntl-wifstopped.xml
index 57688b5007..353efc855d 100644
--- a/reference/pcntl/functions/pcntl-wifstopped.xml
+++ b/reference/pcntl/functions/pcntl-wifstopped.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.8 $ -->
+<!-- $Revision: 1.9 $ -->
 <refentry xml:id="function.pcntl-wifstopped" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>pcntl_wifstopped</refname>
@@ -18,6 +18,7 @@
    <function>pcntl_waitpid</function> was done using the option
    <literal>WUNTRACED</literal>.
   </para>
+  &warn.experimental.func;
  </refsect1>
 
  <refsect1 role="parameters">
diff --git a/reference/pcntl/functions/pcntl-wstopsig.xml b/reference/pcntl/functions/pcntl-wstopsig.xml
index 9cdb2cb849..6212d1aa39 100644
--- a/reference/pcntl/functions/pcntl-wstopsig.xml
+++ b/reference/pcntl/functions/pcntl-wstopsig.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.6 $ -->
+<!-- $Revision: 1.7 $ -->
 <refentry xml:id="function.pcntl-wstopsig" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>pcntl_wstopsig</refname>
@@ -17,6 +17,7 @@
    This function is only useful if
    <function>pcntl_wifstopped</function> returned &true;.
   </para>
+  &warn.experimental.func;
  </refsect1>
 
  <refsect1 role="parameters">
diff --git a/reference/pcntl/functions/pcntl-wtermsig.xml b/reference/pcntl/functions/pcntl-wtermsig.xml
index 9d748ebb11..8aab801385 100644
--- a/reference/pcntl/functions/pcntl-wtermsig.xml
+++ b/reference/pcntl/functions/pcntl-wtermsig.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.6 $ -->
+<!-- $Revision: 1.7 $ -->
 <refentry xml:id="function.pcntl-wtermsig" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>pcntl_wtermsig</refname>
@@ -17,6 +17,7 @@
    terminate. This function is only useful if
    <function>pcntl_wifsignaled</function> returned &true;.
   </para>
+  &warn.experimental.func;
  </refsect1>
 
  <refsect1 role="parameters">