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Diffstat (limited to 'win32/win32.h')
-rw-r--r--win32/win32.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/win32/win32.h b/win32/win32.h
index 968e9b7bd2..7c21c2dcd2 100644
--- a/win32/win32.h
+++ b/win32/win32.h
@@ -179,8 +179,8 @@ extern int rb_w32_ioctlsocket(int, long, u_long *);
extern int rb_w32_listen(int, int);
extern int rb_w32_recv(int, char *, int, int);
extern int rb_w32_recvfrom(int, char *, int, int, struct sockaddr *, int *);
-extern int rb_w32_send(int, char *, int, int);
-extern int rb_w32_sendto(int, char *, int, int, struct sockaddr *, int);
+extern int rb_w32_send(int, const char *, int, int);
+extern int rb_w32_sendto(int, const char *, int, int, struct sockaddr *, int);
extern int rb_w32_setsockopt(int, int, int, char *, int);
extern int rb_w32_shutdown(int, int);
extern int rb_w32_socket(int, int, int);