=== modified file 'share/extensions/print_win32_vector.inx'
--- share/extensions/print_win32_vector.inx	2012-07-28 22:31:38 +0000
+++ share/extensions/print_win32_vector.inx	2014-04-22 07:02:22 +0000
@@ -1,17 +1,18 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <inkscape-extension xmlns="http://www.inkscape.org/namespace/inkscape/extension">
-	<_name>Win32 Vector Print</_name>
-	<id>com.vaxxine.print.win32</id>
-	<dependency type="extension">org.inkscape.output.svg.inkscape</dependency>
-	<dependency type="executable" location="extensions">print_win32_vector.py</dependency>
-	<dependency type="executable" location="extensions">inkex.py</dependency>
-	<effect needs-live-preview="false">
-		<object-type>all</object-type>
-		<effects-menu>
-			<submenu _name="Export"/>
-		</effects-menu>
-	</effect>
-	<script>
-		<command reldir="extensions" interpreter="python">print_win32_vector.py</command>
-	</script>
+  <_name>Win32 Vector Print</_name>
+  <id>com.vaxxine.print.win32</id>
+  <dependency type="extension">org.inkscape.output.svg.inkscape</dependency>
+  <dependency type="executable" location="extensions">print_win32_vector.py</dependency>
+  <dependency type="executable" location="extensions">inkex.py</dependency>
+  <dependency type="os">win</dependency>
+  <effect needs-live-preview="false">
+    <object-type>all</object-type>
+    <effects-menu>
+      <submenu _name="Export"/>
+    </effects-menu>
+  </effect>
+  <script>
+    <command reldir="extensions" interpreter="python">print_win32_vector.py</command>
+  </script>
 </inkscape-extension>

=== modified file 'src/extension/dependency.cpp'
--- src/extension/dependency.cpp	2014-03-27 01:33:44 +0000
+++ src/extension/dependency.cpp	2014-04-25 19:32:41 +0000
@@ -29,6 +29,7 @@
     "executable",
     "file",
     "extension",
+    "os",
 };
 
 // These strings are for XML attribute comparisons and should not be translated
@@ -219,6 +220,19 @@
             } /* switch _location */
             break;
         } /* TYPE_FILE, TYPE_EXECUTABLE */
+        case TYPE_OS: {
+            if (strcmp(_string, "win") == 0) {
+#ifndef WIN32
+                return FALSE;
+#endif
+            }
+            if (strcmp(_string, "notwin") == 0) {
+#ifdef WIN32
+                return FALSE;
+#endif
+            }
+            break;
+        } /* TYPE_OS */
         default:
             return FALSE;
     } /* switch _type */

=== modified file 'src/extension/dependency.h'
--- src/extension/dependency.h	2009-02-13 01:47:46 +0000
+++ src/extension/dependency.h	2014-04-22 06:53:19 +0000
@@ -32,6 +32,7 @@
         TYPE_EXECUTABLE, /**< Look for an executable */
         TYPE_FILE,       /**< Look to make sure a file exists */
         TYPE_EXTENSION,  /**< Make sure a specific extension is loaded and functional */
+        TYPE_OS,         /**< Look for a specific operating system */
         TYPE_CNT         /**< Number of types */
     };
     /** \brief  Storing the type of this particular dependency. */