SSL: use X509_check_host() with LibreSSL. Explicit checks for OPENSSL_VERSION_NUMBER replaced with checks for X509_CHECK_FLAG_ALWAYS_CHECK_SUBJECT, thus allowing X509_check_host() to be used with other libraries. In particular, X509_check_host() was introduced in LibreSSL 2.5.0.

# Copyright (C) Igor Sysoev
# Copyright (C) Nginx, Inc.


# aCC: HP ANSI C++ B3910B A.03.55.02

# C89 mode

CFLAGS="$CFLAGS -Ae"
CC_TEST_FLAGS="-Ae"

PCRE_OPT="$PCRE_OPT -Ae"
ZLIB_OPT="$ZLIB_OPT -Ae"