diff --git a/node_modules/c9/format-user-analytics.js b/node_modules/c9/format-user-analytics.js
index 28d737fb..e1ee0faa 100644
--- a/node_modules/c9/format-user-analytics.js
+++ b/node_modules/c9/format-user-analytics.js
@@ -1,9 +1,3 @@
-if (define === undefined) {
-    var define = function(fn) {
-        fn(require, exports, module);
-    };
-}
-
 define(function(require, exports, module) {
     "use strict";
 
diff --git a/node_modules/c9/has-internal-domain.js b/node_modules/c9/has-internal-domain.js
index cf74b050..27a6eb3d 100644
--- a/node_modules/c9/has-internal-domain.js
+++ b/node_modules/c9/has-internal-domain.js
@@ -1,9 +1,3 @@
-if (define === undefined) {
-    var define = function(fn) {
-        fn(require, exports, module);
-    };
-}
-
 define(function(require, exports, module) {
     "use strict";
 
diff --git a/node_modules/c9/has-internal-test-name.js b/node_modules/c9/has-internal-test-name.js
index 82f65452..28cd2cac 100644
--- a/node_modules/c9/has-internal-test-name.js
+++ b/node_modules/c9/has-internal-test-name.js
@@ -1,9 +1,3 @@
-if (define === undefined) {
-    var define = function(fn) {
-        fn(require, exports, module);
-    };
-}
-
 define(function(require, exports, module) {
     "use strict";
 
diff --git a/node_modules/c9/scm_url_parse.js b/node_modules/c9/scm_url_parse.js
index 92898dd3..cc39f02c 100644
--- a/node_modules/c9/scm_url_parse.js
+++ b/node_modules/c9/scm_url_parse.js
@@ -1,9 +1,3 @@
-if (define === undefined) {
-    var define = function(fn) {
-        fn(require, exports, module);
-    };
-}
-
 define(function(require, exports, module) {
     "use strict";
     
diff --git a/node_modules/c9/skip-analytics.js b/node_modules/c9/skip-analytics.js
index f391850a..df401104 100644
--- a/node_modules/c9/skip-analytics.js
+++ b/node_modules/c9/skip-analytics.js
@@ -1,9 +1,3 @@
-if (define === undefined) {
-    var define = function(fn) {
-        fn(require, exports, module);
-    };
-}
-
 define(function(require, exports, module) {
     "use strict";