diff --git a/userspace/libraries/LibC/include/bits/types/winsize.h b/userspace/libraries/LibC/include/bits/types/winsize.h
new file mode 100644
index 00000000..9704e0bf
--- /dev/null
+++ b/userspace/libraries/LibC/include/bits/types/winsize.h
@@ -0,0 +1,20 @@
+#ifndef _BITS_TYPES_WINSIZE_H
+#define _BITS_TYPES_WINSIZE_H 1
+
+// https://pubs.opengroup.org/onlinepubs/9799919799/basedefs/termios.h.html
+
+#include <sys/cdefs.h>
+
+__BEGIN_DECLS
+
+struct winsize
+{
+	unsigned short ws_row;
+	unsigned short ws_col;
+	unsigned short ws_xpixel; /* unused by kernel */
+	unsigned short ws_ypixel; /* unused by kernel */
+};
+
+__END_DECLS
+
+#endif
diff --git a/userspace/libraries/LibC/include/sys/ioctl.h b/userspace/libraries/LibC/include/sys/ioctl.h
index 9b700ec2..c198ef23 100644
--- a/userspace/libraries/LibC/include/sys/ioctl.h
+++ b/userspace/libraries/LibC/include/sys/ioctl.h
@@ -7,6 +7,8 @@ __BEGIN_DECLS
 
 #include <stdint.h>
 
+#include <bits/types/winsize.h>
+
 #define I_ATMARK	1
 #define I_CANPUT	2
 #define I_CKBAND	3
diff --git a/userspace/libraries/LibC/include/termios.h b/userspace/libraries/LibC/include/termios.h
index 1362aebc..b3012b50 100644
--- a/userspace/libraries/LibC/include/termios.h
+++ b/userspace/libraries/LibC/include/termios.h
@@ -10,6 +10,8 @@ __BEGIN_DECLS
 #define __need_pid_t
 #include <sys/types.h>
 
+#include <bits/types/winsize.h>
+
 typedef unsigned int cc_t;
 typedef unsigned int speed_t;
 typedef unsigned int tcflag_t;
@@ -39,14 +41,6 @@ struct termios
 	speed_t     c_ispeed;
 };
 
-struct winsize
-{
-	unsigned short ws_row;
-	unsigned short ws_col;
-	unsigned short ws_xpixel; /* unused by kernel */
-	unsigned short ws_ypixel; /* unused by kernel */
-};
-
 #define BRKINT	0x001
 #define ICRNL	0x002
 #define IGNBRK	0x004