1 files changed, 3 insertions, 13 deletions
diff --git a/src/os.hpp b/src/os.hpp
index 7aeaf54..c9a89a1 100644
--- a/src/os.hpp
+++ b/src/os.hpp
@@ -11,24 +11,14 @@
 
 namespace os
 {
-    OSVERSIONINFOW get_version_info()
-    {
-        OSVERSIONINFOW info;
-        ZeroMemory(&info, sizeof(info));
-        info.dwOSVersionInfoSize = sizeof(info);
-
-        if (!GetVersionExW(&info))
-            error::raise("GetVersionExW");
-
-        return info;
-    }
+    OSVERSIONINFOW get_version_info();
 
-    bool is_vista_or_later(const OSVERSIONINFOW& info)
+    inline bool is_vista_or_later(const OSVERSIONINFOW& info)
     {
         return info.dwMajorVersion >= 6;
     }
 
-    bool is_vista_or_later()
+    inline bool is_vista_or_later()
     {
         return is_vista_or_later(get_version_info());
     }