diff --git a/deps/openssl/unofficial.gni b/deps/openssl/unofficial.gni
index 6cc699c900d1ff..73003df1ace368 100644
--- a/deps/openssl/unofficial.gni
+++ b/deps/openssl/unofficial.gni
@@ -16,6 +16,7 @@ template("openssl_gn_build") {
       "openssl/crypto/include",
       "openssl/include",
     ]
+    defines = [ "OPENSSL_API_COMPAT=0x10100001L" ]
   }
 
   config("openssl_internal_config") {
@@ -26,7 +27,6 @@ template("openssl_gn_build") {
 
     defines = [
       "MODULESDIR=\"deps/openssl/lib/openssl-modules\"",
-      "OPENSSL_API_COMPAT=0x10100001L",
       "STATIC_LEGACY",
     ] + gypi_values.openssl_default_defines_all
     if (is_win) {
diff --git a/unofficial.gni b/unofficial.gni
index 1caadb8834618d..ff78bee2364735 100644
--- a/unofficial.gni
+++ b/unofficial.gni
@@ -6,6 +6,12 @@ import("node.gni")
 import("$node_v8_path/gni/snapshot_toolchain.gni")
 import("$node_v8_path/gni/v8.gni")
 
+declare_args() {
+  # Enable warnings about usages of deprecated declarations and suppress
+  # known issues with c-ares.
+  node_enable_deprecated_declarations_warnings = false
+}
+
 # The actual configurations are put inside a template in unofficial.gni to
 # prevent accidental edits from contributors.
 template("node_gn_build") {
@@ -38,7 +44,7 @@ template("node_gn_build") {
       defines += [ "HAVE_INSPECTOR=0" ]
     }
     if (node_use_node_code_cache) {
-      defines += [ "NODE_USE_NODE_CODE_CACHE=1"]
+      defines += [ "NODE_USE_NODE_CODE_CACHE=1" ]
     }
     if (v8_enable_i18n_support) {
       defines += [ "NODE_HAVE_I18N_SUPPORT=1" ]
@@ -69,7 +75,6 @@ template("node_gn_build") {
     libs = []
     cflags = [ "-Wno-microsoft-include" ]
     cflags_cc = [
-      "-Wno-deprecated-declarations",
       "-Wno-extra-semi",
       "-Wno-implicit-fallthrough",
       "-Wno-macro-redefined",
@@ -88,6 +93,10 @@ template("node_gn_build") {
       "-Wno-unused-function",
     ]
 
+    if (!node_enable_deprecated_declarations_warnings) {
+      cflags_cc += [ "-Wno-deprecated-declarations" ]
+    }
+
     if (current_cpu == "x86") {
       node_arch = "ia32"
     } else {
@@ -106,6 +115,11 @@ template("node_gn_build") {
       "NODE_REPORT"
     ]
 
+    if (node_enable_deprecated_declarations_warnings) {
+      # Refs: https://github.com/nodejs/node/issues/52464
+      defines += [ "CARES_NO_DEPRECATED=1" ]
+    }
+
     if (is_win) {
       defines += [
         "NOMINMAX",