Work-around for windows-platforms

getSystemEncoding will always return "ASCII" on windows. If you know a replacement for langinfo.h on windows, please tell me.

darcs-hash:20070813123558-a4fee-ec2f0f39494b005f8ae30fa7f0c2862cfa77695d

system_encoding.c

@@ -1,5 +1,9 @@
 #include "system_encoding.h"
 
 char* get_system_encoding() {
+#if !defined(mingw32_HOST_OS) && !defined(__MINGW32__)
 	return nl_langinfo(CODESET);
+#else
+	return "ASCII";
+#endif
 }

system_encoding.h

@@ -1,7 +1,9 @@
 #ifndef __SYSTEM_ENCODING__
 #define __SYSTEM_ENCODING__
 
+#if !defined(mingw32_HOST_OS) && !defined(__MINGW32__)
 #include <langinfo.h>
+#endif
 
 char* get_system_encoding();