doc: add `node:` prefix for all core modules

Some core modules can be loaded with or without the `node:` prefix.
Using the prefix disambiguates which specifiers refer to core modules.

This commit updates the docs to use the prefix everywhere a core module
is referenced.

PR-URL: https://github.com/nodejs/node/pull/42752
Fixes: https://github.com/nodejs/node/issues/38343
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Mestery <mestery@protonmail.com>
Reviewed-By: Darshan Sen <raisinten@gmail.com>
Reviewed-By: Akhil Marsonya <akhil.marsonya27@gmail.com>
Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
Reviewed-By: Mohammed Keyvanzadeh <mohammadkeyvanzade94@gmail.com>
Reviewed-By: Geoffrey Booth <webadmin@geoffreybooth.com>
Reviewed-By: Stephen Belanger <admin@stephenbelanger.com>

1 files changed, 22 insertions, 22 deletions

diff --git a/doc/api/dgram.md b/doc/api/dgram.md
index a67ee8e2f41..f9e9b6b8745 100644
--- a/doc/api/dgram.md
+++ b/doc/api/dgram.md
@@ -8,10 +8,10 @@
 
 <!-- source_link=lib/dgram.js -->
 
-The `dgram` module provides an implementation of UDP datagram sockets.
+The `node:dgram` module provides an implementation of UDP datagram sockets.
 
 ```mjs
-import dgram from 'dgram';
+import dgram from 'node:dgram';
 
 const server = dgram.createSocket('udp4');
 
@@ -34,7 +34,7 @@ server.bind(41234);
 ```
 
 ```cjs
-const dgram = require('dgram');
+const dgram = require('node:dgram');
 const server = dgram.createSocket('udp4');
 
 server.on('error', (err) => {
@@ -154,8 +154,8 @@ When sharing a UDP socket across multiple `cluster` workers, the
 `EADDRINUSE` error will occur:
 
 ```mjs
-import cluster from 'cluster';
-import dgram from 'dgram';
+import cluster from 'node:cluster';
+import dgram from 'node:dgram';
 
 if (cluster.isPrimary) {
   cluster.fork(); // Works ok.
@@ -169,8 +169,8 @@ if (cluster.isPrimary) {
 ```
 
 ```cjs
-const cluster = require('cluster');
-const dgram = require('dgram');
+const cluster = require('node:cluster');
+const dgram = require('node:dgram');
 
 if (cluster.isPrimary) {
   cluster.fork(); // Works ok.
@@ -256,7 +256,7 @@ attempting to bind with a closed socket), an [`Error`][] may be thrown.
 Example of a UDP server listening on port 41234:
 
 ```mjs
-import dgram from 'dgram';
+import dgram from 'node:dgram';
 
 const server = dgram.createSocket('udp4');
 
@@ -279,7 +279,7 @@ server.bind(41234);
 ```
 
 ```cjs
-const dgram = require('dgram');
+const dgram = require('node:dgram');
 const server = dgram.createSocket('udp4');
 
 server.on('error', (err) => {
@@ -569,8 +569,8 @@ This method throws [`ERR_SOCKET_BAD_PORT`][] if called on an unbound socket.
 Example of sending a UDP packet to a port on `localhost`;
 
 ```mjs
-import dgram from 'dgram';
-import { Buffer } from 'buffer';
+import dgram from 'node:dgram';
+import { Buffer } from 'node:buffer';
 
 const message = Buffer.from('Some bytes');
 const client = dgram.createSocket('udp4');
@@ -580,8 +580,8 @@ client.send(message, 41234, 'localhost', (err) => {
 ```
 
 ```cjs
-const dgram = require('dgram');
-const { Buffer } = require('buffer');
+const dgram = require('node:dgram');
+const { Buffer } = require('node:buffer');
 
 const message = Buffer.from('Some bytes');
 const client = dgram.createSocket('udp4');
@@ -594,8 +594,8 @@ Example of sending a UDP packet composed of multiple buffers to a port on
 `127.0.0.1`;
 
 ```mjs
-import dgram from 'dgram';
-import { Buffer } from 'buffer';
+import dgram from 'node:dgram';
+import { Buffer } from 'node:buffer';
 
 const buf1 = Buffer.from('Some ');
 const buf2 = Buffer.from('bytes');
@@ -606,8 +606,8 @@ client.send([buf1, buf2], 41234, (err) => {
 ```
 
 ```cjs
-const dgram = require('dgram');
-const { Buffer } = require('buffer');
+const dgram = require('node:dgram');
+const { Buffer } = require('node:buffer');
 
 const buf1 = Buffer.from('Some ');
 const buf2 = Buffer.from('bytes');
@@ -626,8 +626,8 @@ Example of sending a UDP packet using a socket connected to a port on
 `localhost`:
 
 ```mjs
-import dgram from 'dgram';
-import { Buffer } from 'buffer';
+import dgram from 'node:dgram';
+import { Buffer } from 'node:buffer';
 
 const message = Buffer.from('Some bytes');
 const client = dgram.createSocket('udp4');
@@ -639,8 +639,8 @@ client.connect(41234, 'localhost', (err) => {
 ```
 
 ```cjs
-const dgram = require('dgram');
-const { Buffer } = require('buffer');
+const dgram = require('node:dgram');
+const { Buffer } = require('node:buffer');
 
 const message = Buffer.from('Some bytes');
 const client = dgram.createSocket('udp4');
@@ -868,7 +868,7 @@ Calling `socket.unref()` multiple times will have no addition effect.
 The `socket.unref()` method returns a reference to the socket so calls can be
 chained.
 
-## `dgram` module functions
+## `node:dgram` module functions
 
 ### `dgram.createSocket(options[, callback])`