exec_pcntl() always return false

Author: Girgias

UPGRADING

@@ -97,6 +97,9 @@ PHP 8.5 UPGRADE NOTES
     gzfile, gzopen and readgzfile functions had been changed
     from int to boolean.
 
+- PCNTL:
+  . pcntl_exec() now has a formal return type of false.
+
 - PDO_PGSQL:
   . PDO::pgsqlCopyFromArray also supports inputs as Iterable.
   . Pdo\Pgsql::setAttribute and Pdo\Pgsql::prepare supports

ext/pcntl/pcntl.stub.php

@@ -1055,7 +1055,7 @@ function pcntl_wtermsig(int $status): int|false {}
 
     function pcntl_wstopsig(int $status): int|false {}
 
-    function pcntl_exec(string $path, array $args = [], array $env_vars = []): bool {}
+    function pcntl_exec(string $path, array $args = [], array $env_vars = []): false {}
 
     function pcntl_alarm(int $seconds): int {}