1 files changed, 1 insertions, 0 deletions

diff --git a/include/mingw.h b/include/mingw.h
index 6835b88c9..2f27bf264 100644
--- a/include/mingw.h
+++ b/include/mingw.h
@@ -166,6 +166,7 @@ char *strsep(char **stringp, const char *delim);
  */
 
 #define TIOCGWINSZ 0x5413
+int ioctl(int fd, int code, ...);
 
 NOIMPL(ioctl,int fd UNUSED_PARAM, int code UNUSED_PARAM,...);