[totem-pl-parser] rename macro __MINGW32__ to _WIN32 to make it work with msvc

[Bastien Nocera <hadess src gnome org>]

commit 145f8d281f5abfe22eac027f4e7186d9a4f0e52f
Author: Shixin Zeng <zeng shixin gmail com>
Date:   Mon Apr 19 17:20:28 2010 -0500

    rename macro __MINGW32__ to _WIN32 to make it work with msvc
    
    https://bugzilla.gnome.org/show_bug.cgi?id=575373

 lib/asprintf.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/lib/asprintf.c b/lib/asprintf.c
index 755ecfe..2484231 100644
--- a/lib/asprintf.c
+++ b/lib/asprintf.c
@@ -21,14 +21,14 @@ int totem_private_asprintf(char **out, const char *fmt, ...)
     /* Warning: tmpfile() does not work well on Windows (MinGW)
      *          if user does not have write access on the drive where 
      *          working dir is? */
-#ifdef __MINGW32__
+#ifdef _WIN32
     /* file_name = G_tempfile(); */
     GetTempPath ( 2000, dir_name );
     GetTempFileName ( dir_name, "asprintf", 0, file_name );
     fp = fopen ( file_name, "w+" );
 #else
     fp = tmpfile(); 
-#endif /* __MINGW32__ */
+#endif /* _WIN32 */
 
     if ( fp ) {
         int count;
@@ -47,9 +47,9 @@ int totem_private_asprintf(char **out, const char *fmt, ...)
             }
         }
         fclose(fp);
-#ifdef __MINGW32__
+#ifdef _WIN32
         unlink ( file_name );
-#endif /* __MINGW32__ */
+#endif /* _WIN32 */
     }
     va_end(ap);
     *out = work;