uxtheme: Fix conflicting declarations

[Andrew Talbot]

Changelog:
    uxtheme: Fix conflicting declarations.

diff -urN a/dlls/uxtheme/msstyles.h b/dlls/uxtheme/msstyles.h
--- a/dlls/uxtheme/msstyles.h	2007-02-05 13:46:48.000000000 +0000
+++ b/dlls/uxtheme/msstyles.h	2007-04-16 23:13:47.000000000 +0100
@@ -82,7 +82,7 @@
     PTHEME_IMAGE images;
 } THEME_FILE, *PTHEME_FILE;
 
-typedef void* PUXINI_FILE;
+typedef struct _UXINI_FILE *PUXINI_FILE;
 
 HRESULT MSSTYLES_OpenThemeFile(LPCWSTR lpThemeFile, LPCWSTR pszColorName, LPCWSTR pszSizeName, PTHEME_FILE *tf);
 void MSSTYLES_CloseThemeFile(PTHEME_FILE tf);