Index: node-v21.2.0/addon-rpm.gypi
===================================================================
--- /dev/null
+++ node-v21.2.0/addon-rpm.gypi
@@ -0,0 +1,35 @@
+{
+  'target_defaults': {
+    'type': 'loadable_module',
+    'product_prefix': '',
+    'include_dirs': [
+      '/usr/include/node21/',
+      '/usr/include/'
+    ],
+
+    'target_conditions': [
+      ['_type=="loadable_module"', {
+        'product_extension': 'node',
+        'defines': [ 'BUILDING_NODE_EXTENSION' ],
+      }]
+    ],
+
+    'conditions': [
+      [ 'OS=="mac"', {
+        'libraries': [ '-undefined dynamic_lookup' ],
+        'xcode_settings': {
+          'DYLIB_INSTALL_NAME_BASE': '@rpath'
+        },
+      }],
+      [ 'OS=="win"', {
+        'libraries': [ '-l<(node_root_dir)/$(Configuration)/node.lib' ],
+        # warning C4251: 'node::ObjectWrap::handle_' : class 'v8::Persistent<T>'
+        # needs to have dll-interface to be used by clients of class 'node::ObjectWrap'
+        'msvs_disabled_warnings': [ 4251 ],
+      }],
+      [ 'OS=="freebsd" or OS=="openbsd" or OS=="solaris" or (OS=="linux" and target_arch!="ia32")', {
+        'cflags': [ '-fPIC' ],
+      }]
+    ]
+  }
+}
Index: node-v21.2.0/deps/npm/node_modules/node-gyp/lib/configure.js
===================================================================
--- node-v21.2.0.orig/deps/npm/node_modules/node-gyp/lib/configure.js
+++ node-v21.2.0/deps/npm/node_modules/node-gyp/lib/configure.js
@@ -32,28 +32,11 @@ async function configure (gyp, argv) {
       nodeDir = gyp.opts.nodedir.replace(/^~/, os.homedir())
       log.verbose('get node dir', 'compiling against specified --nodedir dev files: %s', nodeDir)
     } else {
-      // if no --nodedir specified, ensure node dependencies are installed
-      if ('v' + release.version !== process.version) {
-        // if --target was given, then determine a target version to compile for
-        log.verbose('get node dir', 'compiling against --target node version: %s', release.version)
-      } else {
-        // if no --target was specified then use the current host node version
-        log.verbose('get node dir', 'no --target version specified, falling back to host node version: %s', release.version)
-      }
-
-      if (!release.semver) {
-        // could not parse the version string with semver
-        throw new Error('Invalid version number: ' + release.version)
-      }
-
-      // If the tarball option is set, always remove and reinstall the headers
-      // into devdir. Otherwise only install if they're not already there.
-      gyp.opts.ensure = !gyp.opts.tarball
-
-      await gyp.commands.install([release.version])
-
-      log.verbose('get node dir', 'target node version installed:', release.versionDir)
-      nodeDir = path.resolve(gyp.devDir, release.versionDir)
+        // if no --target was specified then use RPM-installed headers
+        log.verbose('get node dir', 'no --target version specified, falling back to RPM installed headers')
+        nodeDir = '/usr/include/node21'
+        createBuildDir()
+      
     }
 
     return createBuildDir()
@@ -201,7 +184,8 @@ async function configure (gyp, argv) {
 
     // this logic ported from the old `gyp_addon` python file
     const gypScript = path.resolve(__dirname, '..', 'gyp', 'gyp_main.py')
-    const addonGypi = path.resolve(__dirname, '..', 'addon.gypi')
+    const addon_gypi_file = gyp.opts.target || gyp.opts.nodedir ? 'addon.gypi' : 'addon-rpm.gypi'
+    let addonGypi = path.resolve(__dirname, '..', addon_gypi_file)
     let commonGypi = path.resolve(nodeDir, 'include/node/common.gypi')
     try {
       await fs.stat(commonGypi)