diff --git a/configure b/configure
index 91149997283..d9095b568a0 100755
--- a/configure
+++ b/configure
@@ -13448,13 +13448,15 @@ else
 fi
 
   fi
-  # Function introduced in OpenSSL 1.0.2.
-  for ac_func in X509_get_signature_nid
+  # Functions introduced in OpenSSL 1.0.2. LibreSSL does not have
+  # SSL_CTX_set_cert_cb().
+  for ac_func in X509_get_signature_nid SSL_CTX_set_cert_cb
 do :
-  ac_fn_c_check_func "$LINENO" "X509_get_signature_nid" "ac_cv_func_X509_get_signature_nid"
-if test "x$ac_cv_func_X509_get_signature_nid" = xyes; then :
+  as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
+ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
+if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
   cat >>confdefs.h <<_ACEOF
-#define HAVE_X509_GET_SIGNATURE_NID 1
+#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
 _ACEOF
 
 fi
diff --git a/configure.ac b/configure.ac
index d92ec95f405..257c66859bb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1373,8 +1373,9 @@ if test "$with_ssl" = openssl ; then
      AC_SEARCH_LIBS(CRYPTO_new_ex_data, [eay32 crypto], [], [AC_MSG_ERROR([library 'eay32' or 'crypto' is required for OpenSSL])])
      AC_SEARCH_LIBS(SSL_new, [ssleay32 ssl], [], [AC_MSG_ERROR([library 'ssleay32' or 'ssl' is required for OpenSSL])])
   fi
-  # Function introduced in OpenSSL 1.0.2.
-  AC_CHECK_FUNCS([X509_get_signature_nid])
+  # Functions introduced in OpenSSL 1.0.2. LibreSSL does not have
+  # SSL_CTX_set_cert_cb().
+  AC_CHECK_FUNCS([X509_get_signature_nid SSL_CTX_set_cert_cb])
   # Functions introduced in OpenSSL 1.1.0. We used to check for
   # OPENSSL_VERSION_NUMBER, but that didn't work with 1.1.0, because LibreSSL
   # defines OPENSSL_VERSION_NUMBER to claim version 2.0.0, even though it
diff --git a/src/include/pg_config.h.in b/src/include/pg_config.h.in
index 5ec240d59a5..6d5e1820c9d 100644
--- a/src/include/pg_config.h.in
+++ b/src/include/pg_config.h.in
@@ -515,6 +515,9 @@
 /* Define to 1 if you have spinlocks. */
 #undef HAVE_SPINLOCKS
 
+/* Define to 1 if you have the `SSL_CTX_set_cert_cb' function. */
+#undef HAVE_SSL_CTX_SET_CERT_CB
+
 /* Define to 1 if you have the `SSL_CTX_set_num_tickets' function. */
 #undef HAVE_SSL_CTX_SET_NUM_TICKETS
 
diff --git a/src/tools/msvc/Solution.pm b/src/tools/msvc/Solution.pm
index d92bbbaf7db..6db8a10265f 100644
--- a/src/tools/msvc/Solution.pm
+++ b/src/tools/msvc/Solution.pm
@@ -364,6 +364,7 @@ sub GenerateFiles
 		HAVE_SHM_OPEN                            => undef,
 		HAVE_SOCKLEN_T                           => 1,
 		HAVE_SPINLOCKS                           => 1,
+		HAVE_SSL_CTX_SET_CERT_CB                 => 1,
 		HAVE_SSL_CTX_SET_NUM_TICKETS             => undef,
 		HAVE_STDINT_H                            => 1,
 		HAVE_STDLIB_H                            => 1,