323 		warn("Couldn't get IP MTU on %s: %m", ifr.ifr_name);  in read_ip_interface()
336 			warn("Couldn't get local IP address (%s): %m",  in read_ip_interface()
349 			warn("Couldn't get remote IP address (%s): %m",  in read_ip_interface()
386 		warn("Couldn't get IPv6 MTU on %s: %m", lifr.lifr_name);  in read_ipv6_interface()
398 			warn("Couldn't get local IPv6 address (%s): %m",  in read_ipv6_interface()
409 			warn("Couldn't get remote IPv6 address (%s): %m",  in read_ipv6_interface()
492 			warn("PPPIO_DEBUG ioctl for mux failed: %m");  in sys_init()
509 			warn("unable to get requested unit %d", req_unit);  in sys_init()
519 			warn("PPPIO_USETIMESTAMP ioctl failed: %m");  in sys_init()
582 			warn("PPPIO_DEBUG ioctl for mux failed: %m");  in plumb_ipif()
670 			warn("Can't get mux fd: SIOCGLIFMUXID: %m");  in unplumb_ipif()
675 				warn("Can't get mux fd: _I_MUXID2FD: %m");  in unplumb_ipif()
943 			warn("unable to set LASTMOD on %s: %m", text);  in modpush()
1004 			warn("unable to set LASTMOD on PPP mux: %m");
1013 			warn("PPPIO_DEBUG ioctl for ahdlc module failed: %m");
1019 			warn("PPPIO_DEBUG ioctl for comp module failed: %m");
1103 		warn("unable to obtain serial link status: %m");  in clean_check()
1121 		warn("Serial link is not 8-bit clean:");  in clean_check()
1122 		warn("All received characters had %s", s);  in clean_check()
1308 					warn("unable to get TTY window "
1383 			warn("tcsetattr: %m");
1389 			warn("unable to set TTY window size: %m");
1408 		warn("unable to set DTR line %s: %m", (on ? "ON" : "OFF"));
1809 				warn("read_packet: ctl.len %d < "
1851 				warn("read_packet: unknown link status type!");
1998 			warn("Couldn't set extended ACCM: %m");
2072 		warn("Couldn't set transmit FCS: %m");
2100 		warn("Couldn't set receive FCS: %m");
2122 	warn("Error in %s ioctl: %m",
2142 		warn("unable to set compression effort level: %m");
2185 		warn("unable to obtain idle time: %m");
2378 		warn("sifup called when IPCP is disabled");
2381 		warn("sifup called in wrong state");
2403 		warn("sifdown called when IPCP is disabled");
2812 			warn("No suitable interface found for proxy ARP of %I",  in get_ether_addr()
2983 		warn("have_route_to: putmsg: %m");
2995 			warn("have_route_to: getmsg: %m");
3084 		warn("Couldn't change owner of pty slave: %m");
3087 		warn("Couldn't change permissions on pty slave: %m");
3090 		warn("Couldn't unlock pty slave: %m");
3099 		warn("Couldn't push ptem module on pty slave: %m");
3156 			warn("PPPIO_DEBUG ioctl for mux failed: %m");  in plumb_ip6if()
3243 			warn("Can't get mux fd: SIOCGLIFMUXID: %m");  in unplumb_ip6if()
3248 				warn("Can't get mux fd: _I_MUXID2FD: %m");  in unplumb_ip6if()
3338 		warn("sif6up called when IPV6CP is disabled");
3341 		warn("sif6up called in wrong state");
3363 		warn("sif6down called when IPV6CP is disabled");
3635 		warn("cannot block: not a network proto 0x%lx\n", proto);  in sys_block_proto()
3639 		warn("PPPIO_BLOCKNP ioctl failed %m");  in sys_block_proto()
3650 		warn("cannot unblock: not a network proto 0x%lx\n", proto);  in sys_unblock_proto()
3654 		warn("PPPIO_UNBLOCKNP ioctl failed %m");  in sys_unblock_proto()