--- a/src/proto/os_mac_conv.pro
+++ b/src/proto/os_mac_conv.pro
@@ -4,8 +4,9 @@ int macroman2enc __ARGS((char_u *ptr, lo
 int enc2macroman __ARGS((char_u *from, size_t fromlen, char_u *to, int *tolenp, int maxtolen, char_u *rest, int *restlenp));
 void mac_conv_init __ARGS((void));
 void mac_conv_cleanup __ARGS((void));
-char_u *mac_utf16_to_enc __ARGS((UniChar *from, size_t fromLen, size_t *actualLen));
-UniChar *mac_enc_to_utf16 __ARGS((char_u *from, size_t fromLen, size_t *actualLen));
-CFStringRef mac_enc_to_cfstring __ARGS((char_u *from, size_t fromLen));
+char_u *mac_utf16_to_enc __ARGS((unsigned short *from, size_t fromLen, size_t *actualLen));
+unsigned short *mac_enc_to_utf16 __ARGS((char_u *from, size_t fromLen, size_t *actualLen));
+void * mac_enc_to_cfstring __ARGS((char_u *from, size_t fromLen));
 char_u *mac_precompose_path __ARGS((char_u *decompPath, size_t decompLen, size_t *precompLen));
+void mac_lang_init __ARGS((void));
 /* vim: set ft=c : */