Check for the existence of openssl version funcs.
Check for the existence of openssl version functions and use the ones
detected instead of trying to guess based on the int32 version
identifier. Fixes builds with LibreSSL.
diff --git a/configure.ac b/configure.ac
index a4109ef..1069651 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2585,6 +2585,9 @@
]
)
+ # Determining OpenSSL library version is version dependent.
+ AC_CHECK_FUNCS([OpenSSL_version OpenSSL_version_num])
+
# Determine OpenSSL library version
AC_MSG_CHECKING([OpenSSL library version])
AC_RUN_IFELSE(
@@ -2601,10 +2604,14 @@
fd = fopen(DATA,"w");
if(fd == NULL)
exit(1);
-#if OPENSSL_VERSION_NUMBER < 0x10100000L
-# define OpenSSL_version_num SSLeay
+#ifndef OPENSSL_VERSION
+# define OPENSSL_VERSION SSLEAY_VERSION
+#endif
+#ifndef HAVE_OPENSSL_VERSION
# define OpenSSL_version SSLeay_version
-# define OPENSSL_VERSION SSLEAY_VERSION
+#endif
+#ifndef HAVE_OPENSSL_VERSION_NUM
+# define OpenSSL_version_num SSLeay
#endif
if ((rc = fprintf(fd, "%08lx (%s)\n",
(unsigned long)OpenSSL_version_num(),
@@ -2650,8 +2657,8 @@
#include <openssl/opensslv.h>
#include <openssl/crypto.h>
]], [[
-#if OPENSSL_VERSION_NUMBER < 0x10100000L
-# define OpenSSL_version_num SSLeay
+#ifndef HAVE_OPENSSL_VERSION_NUM
+# define OpenSSL_version_num SSLeay
#endif
exit(OpenSSL_version_num() == OPENSSL_VERSION_NUMBER ? 0 : 1);
]])],