--- apr-1.7.0/configure.orig	2019-04-02 03:56:23.000000000 +1000
+++ apr-1.7.0/configure	2021-12-26 23:08:05.278238000 +1000
@@ -6731,6 +6731,48 @@
 
         fi
 	;;
+    *-bsdsunix*)
+
+  if test -z "$apr_lock_method"; then
+    test "x$silent" != "xyes" && echo "  setting apr_lock_method to \"USE_FLOCK_SERIALIZE\""
+    apr_lock_method="USE_FLOCK_SERIALIZE"
+  fi
+
+            os_version="100006"
+        # 100000 is when libc_r switched to libpthread (aka libkse).
+        if test $os_version -ge "100000"; then
+          apr_cv_pthreads_cflags="none"
+          apr_cv_pthreads_lib="-lpthread"
+        else
+
+  if test "x$CPPFLAGS" = "x"; then
+    test "x$silent" != "xyes" && echo "  setting CPPFLAGS to \"-D_THREAD_SAFE -D_REENTRANT\""
+    CPPFLAGS="-D_THREAD_SAFE -D_REENTRANT"
+  else
+    apr_addto_bugger="-D_THREAD_SAFE -D_REENTRANT"
+    for i in $apr_addto_bugger; do
+      apr_addto_duplicate="0"
+      for j in $CPPFLAGS; do
+        if test "x$i" = "x$j"; then
+          apr_addto_duplicate="1"
+          break
+        fi
+      done
+      if test $apr_addto_duplicate = "0"; then
+        test "x$silent" != "xyes" && echo "  adding \"$i\" to CPPFLAGS"
+        CPPFLAGS="$CPPFLAGS $i"
+      fi
+    done
+  fi
+
+
+  if test -z "$enable_threads"; then
+    test "x$silent" != "xyes" && echo "  setting enable_threads to \"no\""
+    enable_threads="no"
+  fi
+
+        fi
+	;;
     *-k*bsd*-gnu)
 
   if test "x$CPPFLAGS" = "x"; then
@@ -11346,7 +11388,7 @@
     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`
@@ -11754,13 +11796,13 @@
   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.*`
       ;;
@@ -15996,7 +16038,7 @@
       ;;
 
     # 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
@@ -17041,6 +17083,16 @@
   shlibpath_var=LD_LIBRARY_PATH
   ;;
 
+bsdsunix*)   
+  version_type=bsdsunix-elf
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
+  need_version=no
+  need_lib_prefix=no      
+  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.
@@ -19436,6 +19488,9 @@
 # For some platforms we need a version string which allows easy numeric
 # comparisons.
 case $host in
+    *bsdsunix*)
+            os_version="100006"
+        ;;
     *freebsd*)
         if test -x /sbin/sysctl; then
             os_version=`/sbin/sysctl -n kern.osreldate`