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

fusl/src/network/proto.c

Index: fusl/src/network/proto.c
diff --git a/fusl/src/network/proto.c b/fusl/src/network/proto.c
new file mode 100644
index 0000000000000000000000000000000000000000..a42d1456e2a6ada5cc131cdb17769f73ba641ef7
--- /dev/null
+++ b/fusl/src/network/proto.c
@@ -0,0 +1,84 @@
+#include <netdb.h>
+#include <string.h>
+
+/* do we really need all these?? */
+
+static int idx;
+static const unsigned char protos[] = {
+	"\000ip\0"
+	"\001icmp\0"
+	"\002igmp\0"
+	"\003ggp\0"
+	"\004ipencap\0"
+	"\005st\0"
+	"\006tcp\0"
+	"\008egp\0"
+	"\014pup\0"
+	"\021udp\0"
+	"\024hmp\0"
+	"\026xns-idp\0"
+	"\033rdp\0"
+	"\035iso-tp4\0"
+	"\044xtp\0"
+	"\045ddp\0"
+	"\046idpr-cmtp\0"
+	"\051ipv6\0"
+	"\053ipv6-route\0"
+	"\054ipv6-frag\0"
+	"\055idrp\0"
+	"\056rsvp\0"
+	"\057gre\0"
+	"\062esp\0"
+	"\063ah\0"
+	"\071skip\0"
+	"\072ipv6-icmp\0"
+	"\073ipv6-nonxt\0"
+	"\074ipv6-opts\0"
+	"\111rspf\0"
+	"\121vmtp\0"
+	"\131ospf\0"
+	"\136ipip\0"
+	"\142encap\0"
+	"\147pim\0"
+	"\377raw"
+};
+
+void endprotoent(void)
+{
+	idx = 0;
+}
+
+void setprotoent(int stayopen)
+{
+	idx = 0;
+}
+
+struct protoent *getprotoent(void)
+{
+	static struct protoent p;
+	static const char *aliases;
+	if (idx >= sizeof protos) return NULL;
+	p.p_proto = protos[idx];
+	p.p_name = (char *)&protos[idx+1];
+	p.p_aliases = (char **)&aliases;
+	idx += strlen(p.p_name) + 2;
+	return &p;
+}
+
+struct protoent *getprotobyname(const char *name)
+{
+	struct protoent *p;
+	endprotoent();
+	do p = getprotoent();
+	while (p && strcmp(name, p->p_name));
+	return p;
+}
+
+struct protoent *getprotobynumber(int num)
+{
+	struct protoent *p;
+	endprotoent();
+	do p = getprotoent();
+	while (p && p->p_proto != num);
+	return p;
+}