diff --git a/wp-admin/import.php b/wp-admin/import.php
index 042b7c7d4..ebff014cc 100644
--- a/wp-admin/import.php
+++ b/wp-admin/import.php
@@ -108,7 +108,7 @@ if (empty ($importers)) {
 				}
 			}
 			if ( empty($action) )
-				$action = '<a href="' . esc_url( maybe_network_admin_url( 'plugin-install.php?tab=plugin-information&plugin=' . $plugin_slug .
+				$action = '<a href="' . esc_url( network_admin_url( 'plugin-install.php?tab=plugin-information&plugin=' . $plugin_slug .
 										'&from=import&TB_iframe=true&width=600&height=550' ) ) . '" class="thickbox" title="' .
 										esc_attr__('Install importer') . '">' . $data[0] . '</a>';
 		} else {
@@ -130,7 +130,7 @@ if (empty ($importers)) {
 }
 
 if ( current_user_can('install_plugins') )
-	echo '<p>' . sprintf( __('If the importer you need is not listed, <a href="%s">search the plugins directory</a> to see if an importer is available.'), esc_url( maybe_network_admin_url( 'plugin-install.php?tab=search&type=tag&s=importer' ) ) ) . '</p>';
+	echo '<p>' . sprintf( __('If the importer you need is not listed, <a href="%s">search the plugins directory</a> to see if an importer is available.'), esc_url( network_admin_url( 'plugin-install.php?tab=search&type=tag&s=importer' ) ) ) . '</p>';
 ?>
 
 </div>
diff --git a/wp-admin/includes/update.php b/wp-admin/includes/update.php
index 32da39146..e21816da2 100644
--- a/wp-admin/includes/update.php
+++ b/wp-admin/includes/update.php
@@ -100,11 +100,11 @@ function core_update_footer( $msg = '' ) {
 
 	switch ( $cur->response ) {
 	case 'development' :
-		return sprintf( __( 'You are using a development version (%1$s). Cool! Please <a href="%2$s">stay updated</a>.' ), $GLOBALS['wp_version'], maybe_network_admin_url( 'update-core.php' ) );
+		return sprintf( __( 'You are using a development version (%1$s). Cool! Please <a href="%2$s">stay updated</a>.' ), $GLOBALS['wp_version'], network_admin_url( 'update-core.php' ) );
 	break;
 
 	case 'upgrade' :
-		return sprintf( '<strong>'.__( '<a href="%1$s">Get Version %2$s</a>' ).'</strong>', maybe_network_admin_url( 'update-core.php' ), $cur->current);
+		return sprintf( '<strong>'.__( '<a href="%1$s">Get Version %2$s</a>' ).'</strong>', network_admin_url( 'update-core.php' ), $cur->current);
 	break;
 
 	case 'latest' :
@@ -130,7 +130,7 @@ function update_nag() {
 		return false;
 
 	if ( current_user_can('update_core') ) {
-		$msg = sprintf( __('<a href="http://codex.wordpress.org/Version_%1$s">WordPress %1$s</a> is available! <a href="%2$s">Please update now</a>.'), $cur->current, maybe_network_admin_url( 'update-core.php' ) );
+		$msg = sprintf( __('<a href="http://codex.wordpress.org/Version_%1$s">WordPress %1$s</a> is available! <a href="%2$s">Please update now</a>.'), $cur->current, network_admin_url( 'update-core.php' ) );
 	} else {
 		$msg = sprintf( __('<a href="http://codex.wordpress.org/Version_%1$s">WordPress %1$s</a> is available! Please notify the site administrator.'), $cur->current );
 	}
@@ -148,7 +148,7 @@ function update_right_now_message() {
 	$msg = sprintf( __('You are using <span class="b">WordPress %s</span>.'), $GLOBALS['wp_version'] );
 
 	if ( isset( $cur->response ) && $cur->response == 'upgrade' && current_user_can('update_core') ) {
-		$msg .= " <a href='" . maybe_network_admin_url( 'update-core.php' ) . "' class='button'>" . sprintf( __('Update to %s'), $cur->current ? $cur->current : __( 'Latest' ) ) . '</a>';
+		$msg .= " <a href='" . network_admin_url( 'update-core.php' ) . "' class='button'>" . sprintf( __('Update to %s'), $cur->current ? $cur->current : __( 'Latest' ) ) . '</a>';
 	}
 
 	echo "<span id='wp-version-message'>$msg</span>";
diff --git a/wp-includes/admin-bar.php b/wp-includes/admin-bar.php
index 6b9564d11..6b79b97ce 100644
--- a/wp-includes/admin-bar.php
+++ b/wp-includes/admin-bar.php
@@ -274,7 +274,7 @@ function wp_admin_bar_updates_menu() {
 	$update_title .= sprintf( __('Updates %s'), "<span id='ab-updates' class='update-count'>" . number_format_i18n($update_count) . '</span>' );
 	$update_title .= '</span>';
 
-	$wp_admin_bar->add_menu( array( 'id' => 'updates', 'title' => $update_title, 'href' => maybe_network_admin_url( 'update-core.php' ) ) );
+	$wp_admin_bar->add_menu( array( 'id' => 'updates', 'title' => $update_title, 'href' => network_admin_url( 'update-core.php' ) ) );
 }
 
 /**
diff --git a/wp-includes/link-template.php b/wp-includes/link-template.php
index 5ea766a73..85254a1dc 100644
--- a/wp-includes/link-template.php
+++ b/wp-includes/link-template.php
@@ -2223,6 +2223,9 @@ function network_home_url( $path = '', $scheme = null ) {
  * @return string Admin url link with optional path appended
 */
 function network_admin_url( $path = '', $scheme = 'admin' ) {
+	if ( ! is_multisite() )
+		return admin_url( $path, $scheme );
+
 	$url = network_site_url('wp-admin/network/', $scheme);
 
 	if ( !empty($path) && is_string($path) && strpos($path, '..') === false )
@@ -2269,23 +2272,6 @@ function self_admin_url($path = '', $scheme = 'admin') {
 		return admin_url($path, $scheme);
 }
 
-/**
- * Retrieve the url to the admin area for either the current blog or the network
- * depending on whether multisite is enabled.
- *
- * @since 3.1.0
- *
- * @param string $path Optional path relative to the admin url
- * @param string $scheme The scheme to use. Default is 'admin', which obeys force_ssl_admin() and is_ssl(). 'http' or 'https' can be passed to force those schemes.
- * @return string Admin url link with optional path appended
-*/
-function maybe_network_admin_url( $path = '', $scheme = 'admin' ) {
-	if ( is_multisite() )
-		return network_admin_url( $path, $scheme );
-	else
-		return admin_url( $path, $scheme );
-}
-
 /**
  * Get the URL to the user's dashboard.
  *