Add build system scaffolding and libc headers

1 files changed, 30 insertions, 0 deletions

diff --git a/include/arch/x86_64/linux/if_slip.h b/include/arch/x86_64/linux/if_slip.h
new file mode 100644
index 00000000..84db4c39
--- /dev/null
+++ b/include/arch/x86_64/linux/if_slip.h
@@ -0,0 +1,30 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+/*
+ *	Swansea University Computer Society	NET3
+ *
+ *	This file declares the constants of special use with the SLIP/CSLIP/
+ *	KISS TNC driver.
+ */
+
+#ifndef __LINUX_SLIP_H
+#define __LINUX_SLIP_H
+
+#define SL_MODE_SLIP  0
+#define SL_MODE_CSLIP 1
+#define SL_MODE_KISS  4
+
+#define SL_OPT_SIXBIT	2
+#define SL_OPT_ADAPTIVE 8
+
+/*
+ *	VSV = ioctl for keepalive & outfill in SLIP driver
+ */
+
+#define SIOCSKEEPALIVE (SIOCDEVPRIVATE)	    /* Set keepalive timeout in sec */
+#define SIOCGKEEPALIVE (SIOCDEVPRIVATE + 1) /* Get keepalive timeout */
+#define SIOCSOUTFILL   (SIOCDEVPRIVATE + 2) /* Set outfill timeout */
+#define SIOCGOUTFILL   (SIOCDEVPRIVATE + 3) /* Get outfill timeout */
+#define SIOCSLEASE     (SIOCDEVPRIVATE + 4) /* Set "leased" line type */
+#define SIOCGLEASE     (SIOCDEVPRIVATE + 5) /* Get line type */
+
+#endif