Add a "fork" of musl as //fusl.

fusl/include/net/if_arp.h

Index: fusl/include/net/if_arp.h
diff --git a/fusl/include/net/if_arp.h b/fusl/include/net/if_arp.h
new file mode 100644
index 0000000000000000000000000000000000000000..18d5dcf977add7134cce5d87b45d9796d63e8dcc
--- /dev/null
+++ b/fusl/include/net/if_arp.h
@@ -0,0 +1,139 @@
+/* Nonstandard header */
+#ifndef _NET_IF_ARP_H
+#define _NET_IF_ARP_H
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <inttypes.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+
+#define MAX_ADDR_LEN	7
+
+#define	ARPOP_REQUEST	1
+#define	ARPOP_REPLY	2
+#define	ARPOP_RREQUEST	3
+#define	ARPOP_RREPLY	4
+#define	ARPOP_InREQUEST	8
+#define	ARPOP_InREPLY	9
+#define	ARPOP_NAK	10
+
+struct arphdr {
+	uint16_t ar_hrd;
+	uint16_t ar_pro;
+	uint8_t ar_hln;
+	uint8_t ar_pln;
+	uint16_t ar_op;
+};
+
+
+#define ARPHRD_NETROM	0
+#define ARPHRD_ETHER 	1
+#define	ARPHRD_EETHER	2
+#define	ARPHRD_AX25	3
+#define	ARPHRD_PRONET	4
+#define	ARPHRD_CHAOS	5
+#define	ARPHRD_IEEE802	6
+#define	ARPHRD_ARCNET	7
+#define	ARPHRD_APPLETLK	8
+#define	ARPHRD_DLCI	15
+#define	ARPHRD_ATM	19
+#define	ARPHRD_METRICOM	23
+#define ARPHRD_IEEE1394	24
+#define ARPHRD_EUI64		27
+#define ARPHRD_INFINIBAND	32
+#define ARPHRD_SLIP	256
+#define ARPHRD_CSLIP	257
+#define ARPHRD_SLIP6	258
+#define ARPHRD_CSLIP6	259
+#define ARPHRD_RSRVD	260
+#define ARPHRD_ADAPT	264
+#define ARPHRD_ROSE	270
+#define ARPHRD_X25	271
+#define ARPHRD_HWX25	272
+#define ARPHRD_CAN	280
+#define ARPHRD_PPP	512
+#define ARPHRD_CISCO	513
+#define ARPHRD_HDLC	ARPHRD_CISCO
+#define ARPHRD_LAPB	516
+#define ARPHRD_DDCMP	517
+#define	ARPHRD_RAWHDLC	518
+
+#define ARPHRD_TUNNEL	768
+#define ARPHRD_TUNNEL6	769
+#define ARPHRD_FRAD	770
+#define ARPHRD_SKIP	771
+#define ARPHRD_LOOPBACK	772
+#define ARPHRD_LOCALTLK 773
+#define ARPHRD_FDDI	774
+#define ARPHRD_BIF	775
+#define ARPHRD_SIT	776
+#define ARPHRD_IPDDP	777
+#define ARPHRD_IPGRE	778
+#define ARPHRD_PIMREG	779
+#define ARPHRD_HIPPI	780
+#define ARPHRD_ASH	781
+#define ARPHRD_ECONET	782
+#define ARPHRD_IRDA	783
+#define ARPHRD_FCPP	784
+#define ARPHRD_FCAL	785
+#define ARPHRD_FCPL	786
+#define ARPHRD_FCFABRIC 787
+#define ARPHRD_IEEE802_TR 800
+#define ARPHRD_IEEE80211 801
+#define ARPHRD_IEEE80211_PRISM 802
+#define ARPHRD_IEEE80211_RADIOTAP 803
+#define ARPHRD_IEEE802154 804
+#define ARPHRD_IEEE802154_MONITOR 805
+#define ARPHRD_PHONET 820
+#define ARPHRD_PHONET_PIPE 821
+#define ARPHRD_CAIF 822
+#define ARPHRD_IP6GRE 823
+#define ARPHRD_NETLINK 824
+
+#define ARPHRD_VOID	  0xFFFF
+#define ARPHRD_NONE	  0xFFFE
+
+struct arpreq {
+	struct sockaddr arp_pa;
+	struct sockaddr arp_ha;
+	int arp_flags;
+	struct sockaddr arp_netmask;
+	char arp_dev[16];
+};
+
+struct arpreq_old {
+	struct sockaddr arp_pa;
+	struct sockaddr arp_ha;
+	int arp_flags;
+	struct sockaddr arp_netmask;
+};
+
+#define ATF_COM		0x02
+#define	ATF_PERM	0x04
+#define	ATF_PUBL	0x08
+#define	ATF_USETRAILERS	0x10
+#define ATF_NETMASK     0x20
+#define ATF_DONTPUB	0x40
+#define ATF_MAGIC	0x80
+
+#define ARPD_UPDATE	0x01
+#define ARPD_LOOKUP	0x02
+#define ARPD_FLUSH	0x03
+
+struct arpd_request {
+	unsigned short req;
+	uint32_t ip;
+	unsigned long dev;
+	unsigned long stamp;
+	unsigned long updated;
+	unsigned char ha[MAX_ADDR_LEN];
+};
+
+
+
+#ifdef __cplusplus
+}
+#endif
+#endif