9704 move socket functions to libc

@@ -27,12 +27,15 @@
  * Use is subject to license terms.
  */
 
         .file   "_so_sendmsg.s"
 
-/* C library -- __so_sendmsg                                            */
-/* int __so_sendmsg(int sock, const struct msghdr *msg, int flags)      */
+/*
+ * C library -- __so_sendmsg
+ *
+ * ssize_t __so_sendmsg(int, const struct msghdr *, int)
+ */
 
 #include "SYS.h"
 
         SYSCALL2_RESTART_RVAL1(__so_sendmsg,sendmsg)
         RET