Edit: if_slip.h
/* 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
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