opensmtpd: fix cross builds

srcpkgs/opensmtpd/patches/configure-cross.patch

@@ -0,0 +1,13 @@
+--- configure.ac.orig
++++ configure.ac
+@@ -1207,8 +1207,8 @@
+ dnl # stripping any trailing slash. If for some strage reason our program
+ dnl # does not find what it needs, we default to /var/spool/mail.
+ # Check for mail directory
+-AC_ARG_WITH([path-mbox],
+-    [  --with-path-mbox=PATH		Specify path to mbox directory (default=/var/spool/mail)],
++AC_ARG_WITH([maildir],
++    [  --with-maildir=PATH		Specify path to maildir directory (default=/var/spool/mail)],
+     [
+ 	if test -n "$withval" -a "$withval" != "no" -a "${withval}" != "yes"; then
+ 		AC_DEFINE_UNQUOTED([MAIL_DIRECTORY], ["$withval"],

srcpkgs/opensmtpd/template

@@ -1,11 +1,12 @@
 # Template file for 'opensmtpd'
 pkgname=opensmtpd
 version=6.0.3p1
-revision=1
+revision=2
 build_style=gnu-configure
 configure_args="--sysconfdir=/etc/smtpd --sbindir=/usr/bin
  --with-path-socket=/run --with-mantype=doc --with-pie --with-table-db
  --with-path-CAfile=/etc/ssl/certs/ca-certificates.crt
+ --with-maildir=/var/mail --without-auth-pam
  ac_cv_func_explicit_bzero=no
  ac_cv_func_reallocarray=no
  ac_cv_func_strlcat=no