1 files changed, 0 insertions, 1 deletions
diff --git a/src/os_unix.h b/src/os_unix.h
index 8bd1105721..88a895e670 100644
--- a/src/os_unix.h
+++ b/src/os_unix.h
@@ -7,7 +7,6 @@
 void mch_write(char_u *s, int len);
 void mch_suspend(void);
 void mch_init(void);
-int mch_check_win(int argc, char **argv);
 int mch_input_isatty(void);
 int mch_can_restore_title(void);
 int mch_can_restore_icon(void);