m4: Check for BN_secure_new

diff --git a/m4/ssl.m4 b/m4/ssl.m4
index b9329a642ebfdf104ad423741b7a34a9775da073..749983609481aa9081e4eca5da10d2291102de23 100644 (file)
--- a/m4/ssl.m4
+++ b/m4/ssl.m4
@@ -215,6 +215,9 @@ AC_DEFUN([DOVECOT_SSL], [
       AC_CHECK_LIB(ssl, SSL_CTX_set_ciphersuites, [
         AC_DEFINE(HAVE_SSL_CTX_SET_CIPHERSUITES,, [Build with SSL_CTX_set_ciphersuites() support])
       ],, $SSL_LIBS)
+      AC_CHECK_LIB(ssl, BN_secure_new, [
+        AC_DEFINE(HAVE_BN_SECURE_NEW,, [Build with BN_secure_new support])
+      ],, $SSL_LIBS)
       AC_CHECK_LIB(ssl, [EVP_PKEY_CTX_new_id], [have_evp_pkey_ctx_new_id="yes"],, $SSL_LIBS)
       AC_CHECK_LIB(ssl, [EC_KEY_new], [have_ec_key_new="yes"],, $SSL_LIBS)
       if test "$have_evp_pkey_ctx_new_id" = "yes" && test "$have_ec_key_new" = "yes"; then