diff --git a/kernel/api/if.h b/kernel/api/if.h
new file mode 100644
index 00000000..e2364cf5
--- /dev/null
+++ b/kernel/api/if.h
@@ -0,0 +1,29 @@
+/* SPDX-License-Identifier: GPL-3.0-or-later */
+/* Copyright © 2016-2024 Byteduck */
+
+#pragma once
+
+#include "socket.h"
+#include "net.h"
+
+__DECL_BEGIN
+
+struct ifreq {
+	char ifr_name[IFNAMSIZ];
+	union {
+		struct sockaddr ifr_addr;
+		struct sockaddr ifr_dstaddr;
+		struct sockaddr ifr_broadaddr;
+		struct sockaddr ifr_netmask;
+		struct sockaddr ifr_hwaddr;
+		short           ifr_flags;
+		int             ifr_ifindex;
+		int             ifr_metric;
+		int             ifr_mtu;
+		char            ifr_slave[IFNAMSIZ];
+		char            ifr_newname[IFNAMSIZ];
+		char           *ifr_data;
+	};
+};
+
+__DECL_END
\ No newline at end of file
diff --git a/kernel/api/ioctl.h b/kernel/api/ioctl.h
index 94b6038c..152df0d1 100644
--- a/kernel/api/ioctl.h
+++ b/kernel/api/ioctl.h
@@ -15,4 +15,8 @@
 #define TIOCGWINSZ	10
 #define TIOCNOTTY	11
 #define TIOSGFX		12
-#define TIOSNOGFX	13
\ No newline at end of file
+#define TIOSNOGFX	13
+
+#define SIOCSIFADDR 14
+#define SIOCSIFNETMASK 15
+#define SIOCADDRT 16
\ No newline at end of file
diff --git a/kernel/api/ipv4.h b/kernel/api/ipv4.h
index 465449f7..05daf8f1 100644
--- a/kernel/api/ipv4.h
+++ b/kernel/api/ipv4.h
@@ -44,7 +44,7 @@ class __attribute__((packed)) IPv4Address {
 		return m_data < other.m_data;
 	}
 
-	inline sockaddr_in as_sockaddr(in_port_t port) {
+	inline sockaddr_in as_sockaddr(in_port_t port) const {
 		sockaddr_in ret;
 		ret.sin_family = AF_INET;
 		ret.sin_port = as_big_endian(port);
diff --git a/kernel/api/net.h b/kernel/api/net.h
index 436ed26a..849e9ed7 100644
--- a/kernel/api/net.h
+++ b/kernel/api/net.h
@@ -6,6 +6,7 @@
 #include "ipv4.h"
 
 #define IFNAMESIZ	16
+#define IFNAMSIZ IFNAMESIZ
 
 __DECL_BEGIN
 
diff --git a/kernel/api/route.h b/kernel/api/route.h
new file mode 100644
index 00000000..e55e79de
--- /dev/null
+++ b/kernel/api/route.h
@@ -0,0 +1,26 @@
+/* SPDX-License-Identifier: GPL-3.0-or-later */
+/* Copyright © 2016-2024 Byteduck */
+
+#pragma once
+
+#include "net.h"
+
+__DECL_BEGIN
+
+struct rtentry {
+	struct sockaddr rt_dst;
+	struct sockaddr rt_gateway;
+	struct sockaddr rt_genmask;
+	unsigned short rt_flags;
+	unsigned short rt_metric;
+	char* rt_dev;
+	long rt_mtu;
+	long rt_window;
+	long rt_irtt;
+};
+
+// Flags
+#define RTF_UP       0x1
+#define RTF_GATEWAY  0x2
+
+__DECL_END
\ No newline at end of file
diff --git a/libraries/libc/net/if.h b/libraries/libc/net/if.h
new file mode 100644
index 00000000..d4f8cd79
--- /dev/null
+++ b/libraries/libc/net/if.h
@@ -0,0 +1,5 @@
+/* SPDX-License-Identifier: GPL-3.0-or-later */
+/* Copyright © 2016-2024 Byteduck */
+
+#pragma once
+#include <kernel/api/if.h>
\ No newline at end of file
diff --git a/libraries/libc/net/route.h b/libraries/libc/net/route.h
new file mode 100644
index 00000000..f40a7c05
--- /dev/null
+++ b/libraries/libc/net/route.h
@@ -0,0 +1,6 @@
+/* SPDX-License-Identifier: GPL-3.0-or-later */
+/* Copyright © 2016-2024 Byteduck */
+
+#pragma once
+
+#include <kernel/api/route.h>
\ No newline at end of file