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

fusl/src/network/res_send.c

Index: fusl/src/network/res_send.c
diff --git a/fusl/src/network/res_send.c b/fusl/src/network/res_send.c
new file mode 100644
index 0000000000000000000000000000000000000000..19cfe0f6b4050166ad7d17519007bd5f5ecd66cd
--- /dev/null
+++ b/fusl/src/network/res_send.c
@@ -0,0 +1,12 @@
+#include <resolv.h>
+#include "libc.h"
+
+int __res_msend(int, const unsigned char *const *, const int *, unsigned char *const *, int *, int);
+
+int __res_send(const unsigned char *msg, int msglen, unsigned char *answer, int anslen)
+{
+	int r = __res_msend(1, &msg, &msglen, &answer, &anslen, anslen);
+	return r<0 ? r : anslen;
+}
+
+weak_alias(__res_send, res_send);