user/libc: prepare for OpenED port

1 files changed, 13 insertions, 0 deletions

diff --git a/src/user/lib/include/sys/ioctl.h b/src/user/lib/include/sys/ioctl.h
new file mode 100644
index 0000000..708bc3f
--- /dev/null
+++ b/src/user/lib/include/sys/ioctl.h
@@ -0,0 +1,13 @@
+#pragma once
+#include <errno.h> // only for ENOSYS
+
+#define TIOCGWINSZ 0
+struct winsize {
+	int ws_row, ws_col;
+};
+
+static inline int ioctl(int fd, int req, ...) {
+	(void)fd; (void)req;
+	errno = ENOSYS;
+	return -1;
+}