Updated SSL configure check to support OpenSSL 1.1

configure

@@ -3701,9 +3701,9 @@ fi
 
 
 if test "x$with_ssl" != xno; then :
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for SSL_library_init in -lssl" >&5
-$as_echo_n "checking for SSL_library_init in -lssl... " >&6; }
-if ${ac_cv_lib_ssl_SSL_library_init+:} false; then :
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for SSL_CTX_new in -lssl" >&5
+$as_echo_n "checking for SSL_CTX_new in -lssl... " >&6; }
+if ${ac_cv_lib_ssl_SSL_CTX_new+:} false; then :
  $as_echo_n "(cached) " >&6
 else
  ac_check_lib_save_LIBS=$LIBS
@@ -3717,27 +3717,27 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 #ifdef __cplusplus
 extern "C"
 #endif
-char SSL_library_init ();
+char SSL_CTX_new ();
 int
 main ()
 {
-return SSL_library_init ();
+return SSL_CTX_new ();
  ;
  return 0;
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
- ac_cv_lib_ssl_SSL_library_init=yes
+ ac_cv_lib_ssl_SSL_CTX_new=yes
 else
- ac_cv_lib_ssl_SSL_library_init=no
+ ac_cv_lib_ssl_SSL_CTX_new=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
  conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ssl_SSL_library_init" >&5
-$as_echo "$ac_cv_lib_ssl_SSL_library_init" >&6; }
-if test "x$ac_cv_lib_ssl_SSL_library_init" = xyes; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ssl_SSL_CTX_new" >&5
+$as_echo "$ac_cv_lib_ssl_SSL_CTX_new" >&6; }
+if test "x$ac_cv_lib_ssl_SSL_CTX_new" = xyes; then :
  cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBSSL 1
 _ACEOF

configure.ac

@@ -14,7 +14,7 @@ AC_PROG_CC
 AC_ARG_WITH([ssl], [AS_HELP_STRING([--without-ssl], [disable support for OpenSSL])], [], [with_ssl=yes])
 
 AS_IF([test "x$with_ssl" != xno],
- [AC_CHECK_LIB([ssl], [SSL_library_init], [], [AC_MSG_FAILURE([ssl test failed (--without-ssl to disable)])])])
+ [AC_CHECK_LIB([ssl], [SSL_CTX_new], [], [AC_MSG_FAILURE([ssl test failed (--without-ssl to disable)])])])
 
 AS_IF([test "x$with_ssl" != xno],
  [AC_CHECK_LIB([crypto], [BIO_pop], [], [AC_MSG_FAILURE([ssl test failed (--without-ssl to disable)])])])