Index: head/databases/xtrabackup/Makefile
===================================================================
--- head/databases/xtrabackup/Makefile
+++ head/databases/xtrabackup/Makefile
@@ -2,10 +2,10 @@
 # $FreeBSD$
 
 PORTNAME=	xtrabackup
-DISTVERSION=	2.4.15
+DISTVERSION=	2.4.20
 CATEGORIES=	databases
-MASTER_SITES=	https://www.percona.com/downloads/XtraBackup/Percona-XtraBackup-${PORTVERSION}/source/tarball/:xtrabackup \
-		SF/boost/boost/1.59.0/:boost
+MASTER_SITES=	https://www.percona.com/downloads/Percona-XtraBackup-${PORTVERSION:R}/Percona-XtraBackup-${PORTVERSION}/source/tarball/:xtrabackup \
+		https://ftp.osuosl.org/pub/blfs/conglomeration/boost/:boost SF/boost/boost/1.59.0/:boost
 DISTFILES=	percona-${PORTNAME}-${PORTVERSION}.tar.gz:xtrabackup \
 		boost_1_59_0.tar.bz2:boost
 
@@ -31,6 +31,7 @@
 # autotool is in use for 5.1 builds
 USES=		alias autoreconf:build bison cmake:noninja compiler:c++11-lang \
 		cpe gettext libtool perl5 shebangfix
+USE_CXXSTD=	c++11
 CPE_VENDOR=	percona
 SHEBANG_FILES=	storage/innobase/xtrabackup/xbcloud_osenv.sh
 CMAKE_ARGS=	-DWITH_BOOST=${WRKDIR}/boost_1_59_0 -DWITH_VERSION_CHECK=OFF
Index: head/databases/xtrabackup/distinfo
===================================================================
--- head/databases/xtrabackup/distinfo
+++ head/databases/xtrabackup/distinfo
@@ -1,5 +1,5 @@
-TIMESTAMP = 1570253950
-SHA256 (percona-xtrabackup-2.4.15.tar.gz) = ea8e50b50ff7230220329431339a1f3d97af2365a31f2afe6533d13ff95c20db
-SIZE (percona-xtrabackup-2.4.15.tar.gz) = 57357749
+TIMESTAMP = 1590443927
+SHA256 (percona-xtrabackup-2.4.20.tar.gz) = 4b751f104de7757dfb9bd83f8f045a17dc9f96325dcf4fb6a3d4b8cd5e499b2d
+SIZE (percona-xtrabackup-2.4.20.tar.gz) = 59782001
 SHA256 (boost_1_59_0.tar.bz2) = 727a932322d94287b62abb1bd2d41723eec4356a7728909e38adb65ca25241ca
 SIZE (boost_1_59_0.tar.bz2) = 70389425
Index: head/databases/xtrabackup/files/patch-cmake-install_layout.cmake
===================================================================
--- head/databases/xtrabackup/files/patch-cmake-install_layout.cmake
+++ head/databases/xtrabackup/files/patch-cmake-install_layout.cmake
@@ -1,6 +1,6 @@
---- cmake/install_layout.cmake	2017-02-06 18:02:22.189764000 +0000
-+++ cmake/install_layout.cmake	2017-02-06 18:02:29.642407000 +0000
-@@ -160,7 +160,7 @@
+--- cmake/install_layout.cmake.orig	2020-04-10 19:45:19 UTC
++++ cmake/install_layout.cmake
+@@ -160,7 +160,7 @@ SET(INSTALL_INFODIR_STANDALONE          "docs")
  #
  SET(INSTALL_SHAREDIR_STANDALONE         "share")
  SET(INSTALL_MYSQLSHAREDIR_STANDALONE    "share")
Index: head/databases/xtrabackup/files/patch-cmake_os_FreeBSD.cmake
===================================================================
--- head/databases/xtrabackup/files/patch-cmake_os_FreeBSD.cmake
+++ head/databases/xtrabackup/files/patch-cmake_os_FreeBSD.cmake
@@ -1,9 +1,17 @@
---- cmake/os/FreeBSD.cmake.orig	2019-07-19 15:13:48 UTC
+--- cmake/os/FreeBSD.cmake.orig	2020-05-26 05:35:19 UTC
 +++ cmake/os/FreeBSD.cmake
-@@ -30,6 +30,12 @@ IF(NOT FORCE_UNSUPPORTED_COMPILER)
-     IF(NOT HAVE_SUPPORTED_CLANG_VERSION)
-       MESSAGE(FATAL_ERROR "Clang 3.3 or newer is required!")
+@@ -36,6 +36,20 @@ IF(NOT FORCE_UNSUPPORTED_COMPILER)
+     IF(GCC_VERSION VERSION_LESS 4.4)
+       MESSAGE(FATAL_ERROR "GCC 4.4 or newer is required!")
      ENDIF()
++    CHECK_C_SOURCE_RUNS("
++      int main()
++      {
++        return (__clang_major__ >= 4);
++      }" I386_ATOMIC_BUILTINS)
++    IF((CMAKE_SYSTEM_PROCESSOR MATCHES "i386") AND (NOT I386_ATOMIC_BUILTINS))
++      SET(HAVE_GCC_ATOMIC_BUILTINS CACHE  INTERNAL "")
++    ENDIF()
 +  ELSEIF(CMAKE_COMPILER_IS_GNUCC)
 +    EXECUTE_PROCESS(COMMAND ${CMAKE_C_COMPILER} -dumpversion
 +                    OUTPUT_VARIABLE GCC_VERSION)
@@ -13,3 +21,11 @@
    ELSE()
      MESSAGE(FATAL_ERROR "Unsupported compiler!")
    ENDIF()
+@@ -44,4 +58,6 @@ ENDIF()
+ # Should not be needed any more, but kept for easy resurrection if needed
+ #   #Legacy option, maybe not needed anymore , taken as is from autotools build
+ #   ADD_DEFINITIONS(-DNET_RETRY_COUNT=1000000)
+-
++# For GCC maybe it's also good idea to use
++#   ADD_DEFINITIONS(-D_GNU_SOURCE)
++    
Index: head/databases/xtrabackup/files/patch-storage-myisam-mi_dynrec.c
===================================================================
--- head/databases/xtrabackup/files/patch-storage-myisam-mi_dynrec.c
+++ head/databases/xtrabackup/files/patch-storage-myisam-mi_dynrec.c
@@ -1,6 +1,6 @@
---- storage/myisam/mi_dynrec.c.orig	2018-03-16 23:50:04.334166000 +0300
-+++ storage/myisam/mi_dynrec.c	2018-03-16 23:50:29.996533000 +0300
-@@ -65,18 +65,13 @@
+--- storage/myisam/mi_dynrec.c.orig	2020-04-10 19:45:19 UTC
++++ storage/myisam/mi_dynrec.c
+@@ -65,18 +65,13 @@ my_bool mi_dynmap_file(MI_INFO *info, my_off_t size)
      DBUG_RETURN(1);
    }
    /*