Mono 4.8.1 with TLS 1.2 on FreeBSD

TLS 1.2 is not enabled in default version of Mono 4.8.1 port for FreeBSD.

To enable it several changes are needed:

Index: Makefile
===================================================================
--- Makefile (revision 445025)
+++ Makefile (working copy)
@@ -45,7 +45,8 @@
mono:ikdasm:e4deabf:8/external/ikdasm \
mono:ikvm-fork:367864e:9/external/ikvm \
mono:reference-assemblies:6c77197:10/external/binary-reference-assemblies \
- mono:rx:b29a4b0:11/external/rx
+ mono:rx:b29a4b0:11/external/rx \
+ mono:boringssl:c06ac6b:12/external/boringssl

USES= autoreconf bison compiler:c11 cpe gettext gmake iconv libtool pathfix \
perl5 python shebangfix tar:bzip2
@@ -55,7 +56,7 @@
USE_LDCONFIG= yes
SHEBANG_FILES= scripts/mono-heapviz

-CONFIGURE_ARGS= --disable-dtrace
+CONFIGURE_ARGS= --disable-dtrace --enable-btls
CONFIGURE_ENV= ac_cv_header_sys_inotify_h=no

MAKE_ENV= MONO_SHARED_DIR="${WRKDIR}" \
Index: distinfo
===================================================================
--- distinfo (revision 445025)
+++ distinfo (working copy)
@@ -33,3 +33,5 @@
SIZE (dotnet-coreclr-c7da48a_GH0.tar.gz) = 31762122
SHA256 (dotnet-roslyn-322bd5b_GH0.tar.gz) = 9740a0922f2fafa0251f462e7f27cfd6891dc078c22b008c49e11db6637edeea
SIZE (dotnet-roslyn-322bd5b_GH0.tar.gz) = 22058493
+SHA256 (mono-boringssl-c06ac6b_GH0.tar.gz) = c3b867537afa5a388c7ed43a0b358ec731093cb9c499e1af58bc4b5390287dee
+SIZE (mono-boringssl-c06ac6b_GH0.tar.gz) = 4121971
Index: files/patch-configure.ac
===================================================================
--- files/patch-configure.ac (revision 445025)
+++ files/patch-configure.ac (working copy)
@@ -17,3 +17,21 @@
PLATFORM_AOT_SUFFIX=.so
fi

+@@ -3002,6 +3003,8 @@
+ BTLS_PLATFORM=i386
+ ;;
+ openbsd*|freebsd*|kfreebsd-gnu*)
++ BTLS_SUPPORTED=yes
++ BTLS_PLATFORM=i386
+ ;;
+ esac
+ ;;
+@@ -3025,6 +3028,8 @@
+ BTLS_PLATFORM=x86_64
+ ;;
+ openbsd*|freebsd*|kfreebsd-gnu*)
++ BTLS_SUPPORTED=yes
++ BTLS_PLATFORM=x86_64
+ ;;
+ mingw*)
+ ;;

Version of port with these changes applied is attached