--- configure.orig	2018-10-09 16:58:13.000000000 +0200
+++ configure	2021-11-25 11:57:51.136194000 +0100
@@ -6944,7 +6944,7 @@
     lt_cv_sys_max_cmd_len=8192;
     ;;
 
-  bitrig* | darwin* | dragonfly* | freebsd* | netbsd* | openbsd*)
+  bitrig* | darwin* | dragonfly* | bsdsunix* | freebsd* | netbsd* | openbsd*)
     # This has been around since 386BSD, at least.  Likely further.
     if test -x /sbin/sysctl; then
       lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
@@ -7355,13 +7355,13 @@
   lt_cv_deplibs_check_method=pass_all
   ;;
 
-freebsd* | dragonfly*)
+bsdsunix* | freebsd* | dragonfly*)
   if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
     case $host_cpu in
     i*86 )
       # Not sure whether the presence of OpenBSD here was a mistake.
       # Let's accept both of them until this is cleared up.
-      lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD|DragonFly)/i[3-9]86 (compact )?demand paged shared library'
+      lt_cv_deplibs_check_method='file_magic (BSDSUniX|FreeBSD|OpenBSD|DragonFly)/i[3-9]86 (compact )?demand paged shared library'
       lt_cv_file_magic_cmd=/usr/bin/file
       lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
       ;;
@@ -11572,7 +11572,7 @@
       ;;
 
     # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
-    freebsd* | dragonfly*)
+    bsdsunix* | freebsd* | dragonfly*)
       archive_cmds='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
       hardcode_libdir_flag_spec='-R$libdir'
       hardcode_direct=yes
@@ -12617,6 +12617,30 @@
   shlibpath_var=LD_LIBRARY_PATH
   ;;
 
+bsdsunix*)
+  if test -x /usr/bin/objformat; then
+    objformat=`/usr/bin/objformat`
+  else
+    objformat=elf
+  fi
+  version_type=bsdsunix-$objformat
+  case $version_type in
+    bsdsunix-elf*)
+      library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
+      soname_spec='$libname$release$shared_ext$major'
+      need_version=no
+      need_lib_prefix=no
+      ;;
+    bsdsunix-*)
+      library_names_spec='$libname$release$shared_ext$versuffix $libname$shared_ext$versuffix'
+      need_version=yes
+      ;;
+  esac
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=yes
+  hardcode_into_libs=yes
+  ;;
+
 freebsd* | dragonfly*)
   # DragonFly does not have aout.  When/if they implement a new
   # versioning mechanism, adjust this.
@@ -15417,6 +15441,8 @@
   SASLAUTHD_TRUE='#'
   SASLAUTHD_FALSE=
 fi
+SASLAUTHD_TRUE='#'
+SASLAUTHD_FALSE=
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking if I should include saslauthd" >&5
 $as_echo_n "checking if I should include saslauthd... " >&6; }
@@ -17031,6 +17057,7 @@
      gssapi_dir="${gssapi}/lib"
      GSSAPIBASE_LIBS="-L$gssapi_dir"
      GSSAPIBASE_STATIC_LIBS="-L$gssapi_dir"
+     gssapi_bindir="${gssapi}/bin/"
   else
      # FIXME: This is only used for building cyrus, and then only as
      # a real hack.  it needs to be fixed.
@@ -17050,7 +17077,7 @@
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
-LIBS="-lgssapi ${GSSAPIBASE_LIBS} -lgssapi -lkrb5 -lasn1 -lroken ${LIB_CRYPT} ${LIB_DES} -lcom_err ${LIB_SOCKET} $LIBS"
+LIBS="${GSSAPIBASE_LIBS} `${gssapi_bindir}krb5-config --libs gssapi` $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -17310,7 +17337,7 @@
     GSSAPIBASE_STATIC_LIBS="$GSSAPIBASE_LIBS $gssapi_dir/libgssapi_krb5.a $gssapi_dir/libkrb5.a $gssapi_dir/libk5crypto.a $gssapi_dir/libcom_err.a"
   elif test "$gss_impl" = "heimdal"; then
     CPPFLAGS="$CPPFLAGS"
-    GSSAPIBASE_LIBS="$GSSAPIBASE_LIBS -lgssapi -lkrb5 -lasn1 -lroken ${LIB_CRYPT} ${LIB_DES} -lcom_err"
+    GSSAPIBASE_LIBS="$GSSAPIBASE_LIBS `${gssapi_bindir}krb5-config --libs gssapi`"
     GSSAPIBASE_STATIC_LIBS="$GSSAPIBASE_STATIC_LIBS $gssapi_dir/libgssapi.a $gssapi_dir/libkrb5.a $gssapi_dir/libasn1.a $gssapi_dir/libroken.a $gssapi_dir/libcom_err.a ${LIB_CRYPT}"
   elif test "$gss_impl" = "cybersafe03"; then
 # Version of CyberSafe with two libraries