cross-compiling Win32 build on Ubuntu 16.04 fails if DO_REALLY_STATIC=1 about openvpn-build HOT 6 CLOSED

git clone -b release/2.3 https://github.com/OpenVPN/openvpn-build.git
cd openvpn-build/generic
IMAGEROOT=`pwd`/image-win32 DO_REALLY_STATIC=1 CHOST=i686-w64-mingw32 OPENSSL_VERSION=1.0.2k OPENVPN_VERSION=2.3.10 OPENVPN_URL=http://openvpn.skbkontur.ru/openvpn-2.3.10.tar.gz CBUILD=x86_64-pc-linux-gnu ./build
....
ssl_openssl.o:ssl_openssl.c:(.text+0x2bcb): undefined reference to `SSL_CTX_free'
ssl_openssl.o:ssl_openssl.c:(.text+0x2bd9): undefined reference to `SSLv23_method'
ssl_openssl.o:ssl_openssl.c:(.text+0x2be1): undefined reference to `SSL_CTX_new'
ssl_openssl.o:ssl_openssl.c:(.text+0x2c25): undefined reference to `SSL_new'
ssl_openssl.o:ssl_openssl.c:(.text+0x2c71): undefined reference to `SSL_get_cipher_list'
ssl_openssl.o:ssl_openssl.c:(.text+0x2c98): undefined reference to `SSL_free'
ssl_openssl.o:ssl_openssl.c:(.text+0x2ca3): undefined reference to `SSL_CTX_free'
ssl_verify_openssl.o:ssl_verify_openssl.c:(.text+0xeb): undefined reference to `SSL_get_ex_data_X509_STORE_CTX_idx'
ssl_verify_openssl.o:ssl_verify_openssl.c:(.text+0x133): undefined reference to `SSL_get_ex_data'
cryptoapi.o:cryptoapi.c:(.text+0xd18): undefined reference to `SSL_CTX_use_certificate'
cryptoapi.o:cryptoapi.c:(.text+0xd92): undefined reference to `SSL_CTX_use_RSAPrivateKey'
collect2: error: ld returned 1 exit status
make[4]: *** [Makefile:549: openvpn.exe] Error 1
make[4]: Leaving directory '/home/ilia/openvpn-build/generic/tmp/openvpn-2.3.10/src/openvpn'
make[3]: *** [Makefile:401: install-recursive] Error 1
make[3]: Leaving directory '/home/ilia/openvpn-build/generic/tmp/openvpn-2.3.10/src'
make[2]: *** [Makefile:583: install-recursive] Error 1
make[2]: Leaving directory '/home/ilia/openvpn-build/generic/tmp/openvpn-2.3.10'
make[1]: *** [Makefile:880: install] Error 2
make[1]: Leaving directory '/home/ilia/openvpn-build/generic/tmp/openvpn-2.3.10'
make: *** [Makefile:890: install-strip] Error 2
FATAL: make openvpn

vagrant@vagrant:~/openvpn-build/generic$ git diff
diff --git a/generic/build b/generic/build
index d21e97b..5a5431c 100755
--- a/generic/build
+++ b/generic/build
@@ -383,7 +383,7 @@ fi
 # OpenVPN-GUI build expects the OPENSSL_CRYPTO_* variables to be set, even
 # though they were removed from openvpn/configure.ac by commit 31b0bebe.
 export OPENSSL_CRYPTO_CFLAGS="-I${OPENVPN_ROOT}/include"
-export OPENSSL_CRYPTO_LIBS="-L${OPENVPN_ROOT}/lib -lcrypto"
+export OPENSSL_CRYPTO_LIBS="-L${OPENVPN_ROOT}/lib -lssl -lcrypto"
 export OPENSSL_CFLAGS="-I${OPENVPN_ROOT}/include"
 export OPENSSL_LIBS="-L${OPENVPN_ROOT}/lib -lssl -lcrypto"
 export LZO_CFLAGS="-I${OPENVPN_ROOT}/include"