Remove dead code and unused DEFINEs

Closes GH-5073

diff --git a/ext/sockets/conversions.c b/ext/sockets/conversions.c
index b7dae45407cdd50c1380182156b03a5ebbbeacd3..c23b04c59159867da7a8bf0540076655f20e3ecb 100644 (file)
--- a/ext/sockets/conversions.c
+++ b/ext/sockets/conversions.c
@@ -36,16 +36,6 @@ struct _WSAMSG {
     WSABUF           Control;                  //void *msg_control, size_t msg_controllen
     DWORD            dwFlags;                  //int msg_flags
 }
-struct __WSABUF {
-  u_long                       len;                            //size_t iov_len (2nd member)
-  char FAR                     *buf;                           //void *iov_base (1st member)
-}
-struct _WSACMSGHDR {
-  UINT        cmsg_len;                                        //socklen_t cmsg_len
-  INT         cmsg_level;                              //int       cmsg_level
-  INT         cmsg_type;                               //int       cmsg_type;
-  followed by UCHAR cmsg_data[]
-}
 */
 # define msg_name              name
 # define msg_namelen   namelen
@@ -57,7 +47,6 @@ struct _WSACMSGHDR {
 # define iov_base              buf
 # define iov_len               len
 
-# define cmsghdr               _WSACMSGHDR
 # ifdef CMSG_DATA
 #  undef CMSG_DATA
 # endif