(define-module (gn packages mail)
  #:use-module ((guix licenses) #:prefix license:)
  #:use-module (guix gexp)
  #:use-module (guix packages)
  #:use-module (guix utils)
  #:use-module (gnu packages)
  #:use-module (gnu packages mail))

(define-public opensmtpd-patched
  (package
    (inherit opensmtpd)
    (name "opensmtpd-patched")
    (source
     (origin
       (inherit (package-source opensmtpd))
       (patches (search-patches "opensmtpd-gn-fixes.patch"))))
    (synopsis "Lightweight SMTP daemon (with GN patches)")
    (description
     "OpenSMTPD with patches for missing grp.h include, TLS option
parsing fix, and timezone fallback for systems without tm_gmtoff.")))