From aa325d40056d5db65cccf183ae5a562d76f0f00c Mon Sep 17 00:00:00 2001
From: Sergey Biryukov <sergeybiryukov@git.wordpress.org>
Date: Sat, 11 Feb 2023 12:41:34 +0000
Subject: [PATCH] Mail: Check that `set_time_limit()` function is available
 before using it in `class-pop3.php`.

This avoids a fatal error if the function is disabled on certain environments.

Follow-up to [55258].

Props mujuonly.
Fixes #57659.

git-svn-id: https://develop.svn.wordpress.org/trunk@55305 602fd350-edb4-49c9-b593-d223f7449a82
---
 src/wp-includes/class-pop3.php | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/wp-includes/class-pop3.php b/src/wp-includes/class-pop3.php
index 2fa60110e2..7a72b1caf8 100644
--- a/src/wp-includes/class-pop3.php
+++ b/src/wp-includes/class-pop3.php
@@ -59,7 +59,9 @@ class POP3 {
         if(!empty($timeout)) {
             settype($timeout,"integer");
             $this->TIMEOUT = $timeout;
-            set_time_limit($timeout);
+            if(function_exists("set_time_limit")){
+                set_time_limit($timeout);
+            }
         }
         return true;
     }
@@ -72,7 +74,9 @@ class POP3 {
 	}
 
     function update_timer () {
-        set_time_limit($this->TIMEOUT);
+        if(function_exists("set_time_limit")){
+            set_time_limit($this->TIMEOUT);
+        }
         return true;
     }