Merge branch 'PHP-7.3' into PHP-7.4

* PHP-7.3:
  Fix #80242: imap_mail_compose() segfaults for multipart with rfc822

diff --cc NEWS
index c7e2e12a25539d05b5c06badbb492cadcde905db,6af9c206761d306cc735dceb96eaa4b661003169..a90a29d0c1ae5b9ef309633b9131d5e685669f51
--- 1/NEWS
--- 2/NEWS
+++ b/NEWS
@@@ -6,24 -6,14 +6,26 @@@ PH
    . Fixed bug #64076 (imap_sort() does not return FALSE on failure). (cmb)
    . Fixed bug #80239 (imap_rfc822_write_address() leaks memory). (cmb)
    . Fixed minor regression caused by fixing bug #80220. (cmb)
+   . Fixed bug #80242 (imap_mail_compose() segfaults for multipart with rfc822).
+     (cmb)
  
 -29 Oct 2020, PHP 7.3.24
 +- Opcache:
 +  . Fixed bug #79643 (PHP with Opcache crashes when a file with specific name
 +    is included). (twosee)
 +
 +- OpenSSL:
 +  . Fixed bug #79983 (openssl_encrypt / openssl_decrypt fail with OCB mode).
 +    (Nikita)
 +
 +29 Oct 2020, PHP 7.4.12
  
  - Core:
 +  . Fixed bug #80061 (Copying large files may have suboptimal performance).
 +    (cmb)
    . Fixed bug #79423 (copy command is limited to size of file it can copy).
      (cmb)
 +  . Fixed bug #80126 (Covariant return types failing compilation). (Nikita)
 +  . Fixed bug #80186 (Segfault when iterating over FFI object). (Nikita)
  
  - Calendar:
    . Fixed bug #80185 (jdtounix() fails after 2037). (cmb)

diff --cc ext/imap/php_imap.c
Simple merge