diff --git a/reference/pcntl/functions/pcntl-sigprocmask.xml b/reference/pcntl/functions/pcntl-sigprocmask.xml
index a57ad686db2f..e1a0c00afacd 100644
--- a/reference/pcntl/functions/pcntl-sigprocmask.xml
+++ b/reference/pcntl/functions/pcntl-sigprocmask.xml
@@ -69,6 +69,51 @@
+
+ &reftitle.changelog;
+
+
+
+
+ &Version;
+ &Description;
+
+
+
+
+ 8.4.0
+
+ A ValueError is thrown if signal
+ is empty.
+
+
+
+ 8.4.0
+
+ A TypeError is thrown if signal
+ value is not an int.
+
+
+
+ 8.4.0
+
+ A ValueError is thrown if signal
+ value is invalid.
+
+
+
+ 8.4.0
+
+ A ValueError is thrown if mode
+ value is not SIG_BLOCK, SIG_UNBLOCK or
+ SIG_SETMASK.
+
+
+
+
+
+
+
&reftitle.examples;
diff --git a/reference/pcntl/functions/pcntl-sigtimedwait.xml b/reference/pcntl/functions/pcntl-sigtimedwait.xml
index 752218ebf538..99aeb5631a62 100644
--- a/reference/pcntl/functions/pcntl-sigtimedwait.xml
+++ b/reference/pcntl/functions/pcntl-sigtimedwait.xml
@@ -73,6 +73,64 @@
+
+ &reftitle.changelog;
+
+
+
+
+ &Version;
+ &Description;
+
+
+
+
+ 8.4.0
+
+ A ValueError is thrown if signal
+ is empty.
+
+
+
+ 8.4.0
+
+ A TypeError is thrown if signal
+ value is not an int.
+
+
+
+ 8.4.0
+
+ A ValueError is thrown if signal
+ value is invalid.
+
+
+
+ 8.4.0
+
+ A ValueError is thrown if seconds
+ value is less than 0.
+
+
+
+ 8.4.0
+
+ A ValueError is thrown if nanoseconds
+ value is less than 0.
+
+
+
+ 8.4.0
+
+ A ValueError is thrown if both seconds and
+ nanoseconds values are 0.
+
+
+
+
+
+
+
&reftitle.seealso;
diff --git a/reference/pcntl/functions/pcntl-sigwaitinfo.xml b/reference/pcntl/functions/pcntl-sigwaitinfo.xml
index cc5ecac32f74..8c03bef9c159 100644
--- a/reference/pcntl/functions/pcntl-sigwaitinfo.xml
+++ b/reference/pcntl/functions/pcntl-sigwaitinfo.xml
@@ -88,6 +88,43 @@
+
+ &reftitle.changelog;
+
+
+
+
+ &Version;
+ &Description;
+
+
+
+
+ 8.4.0
+
+ A ValueError is thrown if signal
+ is empty.
+
+
+
+ 8.4.0
+
+ A TypeError is thrown if signal
+ value is not an int.
+
+
+
+ 8.4.0
+
+ A ValueError is thrown if signal
+ value is invalid.
+
+
+
+
+
+
+
&reftitle.examples;