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

fusl/arch/powerpc/bits/socket.h

Index: fusl/arch/powerpc/bits/socket.h
diff --git a/fusl/arch/powerpc/bits/socket.h b/fusl/arch/powerpc/bits/socket.h
new file mode 100644
index 0000000000000000000000000000000000000000..18087919be9cfb425f396e41ced4a5bc5db55e89
--- /dev/null
+++ b/fusl/arch/powerpc/bits/socket.h
@@ -0,0 +1,44 @@
+struct msghdr
+{
+	void *msg_name;
+	socklen_t msg_namelen;
+	struct iovec *msg_iov;
+	int msg_iovlen;
+	void *msg_control;
+	socklen_t msg_controllen;
+	int msg_flags;
+};
+
+struct cmsghdr
+{
+	socklen_t cmsg_len;
+	int cmsg_level;
+	int cmsg_type;
+};
+
+#define SO_DEBUG        1
+#define SO_REUSEADDR    2
+#define SO_TYPE         3
+#define SO_ERROR        4
+#define SO_DONTROUTE    5
+#define SO_BROADCAST    6
+#define SO_SNDBUF       7
+#define SO_RCVBUF       8
+#define SO_KEEPALIVE    9
+#define SO_OOBINLINE    10
+#define SO_NO_CHECK     11
+#define SO_PRIORITY     12
+#define SO_LINGER       13
+#define SO_BSDCOMPAT    14
+#define SO_REUSEPORT    15
+#define SO_RCVLOWAT     16
+#define SO_SNDLOWAT     17
+#define SO_RCVTIMEO     18
+#define SO_SNDTIMEO     19
+#define SO_PASSCRED     20
+#define SO_PEERCRED     21
+#define SO_ACCEPTCONN   30
+#define SO_SNDBUFFORCE  32
+#define SO_RCVBUFFORCE  33
+#define SO_PROTOCOL     38
+#define SO_DOMAIN       39